{"title":"21000 31000 And 24701 Proximity Housing Assemblies","description":"\u003cp\u003eThe Bently Nevada 21000, 31000, and 24701 series comprise specialized Proximity Probe Housing Assemblies designed to provide mechanical protection and precise environmental sealing for 3300 and 7200 series proximity transducers. These industrial-grade housings are engineered for critical machinery protection systems, allowing for external probe adjustment and replacement without dismantling the machine casing. The 21000 and 31000 aluminum or stainless steel housings feature explosion-proof ratings and conduit connections, making them ideal for hazardous areas in oil and gas or power generation facilities. Conversely, the 24701 series offers a ruggedized, flexible conduit solution for applications where space is constrained. By maintaining proper probe-to-shaft gap settings and protecting sensitive cable connections from moisture and contaminants, these assemblies ensure the long-term accuracy of vibration and position monitoring in steam turbines, compressors, and large pumps.\u003c\/p\u003e","products":[{"product_id":"24701-28-05-20-024-03-02-bently-nevada-24701-proximity-probe-housing","title":"24701-28-05-20-024-03-02 Bently Nevada 24701 Proximity Probe Housing","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #e67e22;\"\u003e24701-28-05-20-024-03-02\u003c\/span\u003e\u003c\/strong\u003e is a high-performance environmental enclosure from the \u003cstrong\u003e\u003cspan style=\"color: #e67e22;\"\u003eBently Nevada 24701\u003c\/span\u003e\u003c\/strong\u003e series. It is specifically engineered to protect 3300 XL 8mm proximity transducers in demanding industrial environments. This assembly allows engineers to adjust or replace sensors externally without machine disassembly. \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Configuration Tree\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[24701] Housing Base Assembly\u003c\/strong\u003e — Rugged 303 Stainless Steel Body\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[-28] Probe Option:\u003c\/strong\u003e 3300 XL 8mm Reverse Mount (with approvals)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e[-05] Cable Length:\u003c\/strong\u003e 0.5 Meter (20 inch) integrated probe cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e[-20] Standoff Adapter:\u003c\/strong\u003e 2.0 inch extension for external mounting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e[-024] Probe Penetration:\u003c\/strong\u003e 2.4 inch reach into machine case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e[-03] Fittings Package:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eOne 3\/4-14 NPT plug and 1\/2-14 NPT reducer\u003c\/li\u003e\n\u003cli\u003eTriple-size cable seal grip (1\/8\" to 3\/8\" cables)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e[-02] Mounting Thread:\u003c\/strong\u003e 3\/4-14 NPT system connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMaterial \u0026amp; Mechanical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Construction:\u003c\/strong\u003e Grade 303 Stainless Steel for corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleeve Component:\u003c\/strong\u003e Grade 304 Stainless Steel for high-rigidity probe support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Weight:\u003c\/strong\u003e Approximately 1.8 kg (4.1 lb) typical configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Sealing:\u003c\/strong\u003e High-performance O-rings and thread seals included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Dimension:\u003c\/strong\u003e 13.5 inches (34.3 mm) combined (C)+(D) length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConduit Ports:\u003c\/strong\u003e Dual threaded ports for flexible wiring and grounding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation \u0026amp; Operational Diagnostics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eExternal gap adjustment allows for sensor calibration while the machine is running.\u003c\/li\u003e\n\u003cli\u003eInspect the cable seal grommets during commissioning to prevent moisture ingress.\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #e67e22;\"\u003e24701\u003c\/span\u003e\u003c\/strong\u003e dome cover protects internal connectors from high-pressure washdowns.\u003c\/li\u003e\n\u003cli\u003eEnsure the thread seal is fully seated to maintain the IP-rated enclosure integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #e67e22;\"\u003e24701-28-05-20-024-03-02\u003c\/span\u003e\u003c\/strong\u003e is an essential component for vibration monitoring on turbines and compressors. Our technical review confirms that the 2.4-inch penetration provides optimal clearance for medium-sized bearing housings. This modular \u003cstrong\u003e\u003cspan style=\"color: #e67e22;\"\u003e24701\u003c\/span\u003e\u003c\/strong\u003e design significantly reduces maintenance time. We suggest verifying the standoff length against any external insulation thickness before final installation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTypical Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurbine Protection:\u003c\/strong\u003e Steam and gas turbine bearing vibration monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Systems:\u003c\/strong\u003e Centrifugal compressor shaft position sensing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePumping Stations:\u003c\/strong\u003e Large-scale industrial pumps requiring API 670 compliance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtreme Environments:\u003c\/strong\u003e Applications involving oil mist or high-pressure spray.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatible Equipment\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBently Nevada 3300 XL 8mm Proximity Transducer Systems.\u003c\/li\u003e\n\u003cli\u003eStandard 3\/4-14 NPT Conduit and Junction Boxes.\u003c\/li\u003e\n\u003cli\u003eAPI 670 Machinery Protection System Racks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping and Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Guaranteed New \u0026amp; Original in factory-sealed packing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month standard factory warranty coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch:\u003c\/strong\u003e Shipping processed within 24 to 48 hours of order confirmation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Logistics:\u003c\/strong\u003e Global delivery via \u003cstrong\u003eFedEx, UPS, and DHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eProfessional FAQ and Selection Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I select the correct standoff adapter length for my 24701 assembly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBase your selection on the external clearance needed to reach the probe while avoiding machine obstructions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace the internal probe without removing the entire housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the \u003cstrong\u003e\u003cspan style=\"color: #e67e22;\"\u003e24701-28-05-20-024-03-02\u003c\/span\u003e\u003c\/strong\u003e uses a reverse-mount probe that extracts from the top.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of the -03 fitting option for the 24701 series?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt provides multiple grommet sizes to ensure a watertight seal for various extension cable diameters.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this housing assembly compatible with non-XL 8mm probes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis specific configuration is optimized for the 3300 XL series to ensure mechanical fit and signal accuracy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat maintenance is required for the 24701-28-05-20-024-03-02?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePeriodically check the O-ring condition and ensure the dome cover is tightened to prevent oil leaks.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/24701_CA24701_Graphs_and_Figures.png?v=1775027063\" alt=\"24701 CA24701 Graphs and Figures\" style=\"float: none;\"\u003e\u003c\/div\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013941190838,"sku":"24701-28-05-20-024-03-02","price":110.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/BentlyNevada24701_1.jpg?v=1775027098"},{"product_id":"21000-16-10-15-092-03-02-bently-nevada-proximity-probe-assembly","title":"21000-16-10-15-092-03-02 Bently Nevada Proximity Probe Assembly","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e21000-16-10-15-092-03-02\u003c\/strong\u003e is an API 670 compliant, explosion-proof proximity probe housing assembly engineered by Bently Nevada for heavy industrial machinery monitoring. Constructed with a chromate-treated die-cast aluminum body and a 304 stainless steel probe sleeve, this housing isolates reverse-mount 3300 XL 8 mm proximity transducers from extreme ambient contaminants, mechanical impacts, and corrosive atmospheres.\u003c\/p\u003e\n\u003cp\u003eConfigured with a 1.5-inch standoff adapter and a 9.2-inch sleeve penetration, the \u003cstrong\u003e21000-16-10-15-092-03-02\u003c\/strong\u003e provides adjustable probe positioning for shaft vibration, axial thrust, and speed measurements on critical rotating equipment. It holds CSA Type 4 ratings and intrinsically safe approvals for Class I, Division 1 and 2 hazardous areas.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown: 21000-16-10-15-092-03-02\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Housing Model:\u003c\/strong\u003e 21000 — Aluminum Body with 304 Stainless Steel Sleeve\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[16] Probe Option:\u003c\/strong\u003e 3300 XL 8 mm Reverse Mount Proximity Probe\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[10] Probe Cable Length Option:\u003c\/strong\u003e 1.0 meter (39 inches) Miniature Coaxial Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e[15] Standoff Adapter Option:\u003c\/strong\u003e 1.5 inches (38 mm) Standoff Adapter Installed\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[092] Probe Penetration Depth (D):\u003c\/strong\u003e 9.2 inches (233.7 mm) Sleeve Length\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e[03] Fittings Option:\u003c\/strong\u003e One 3\/4-14 NPT Plug, One 3\/4 to 1\/2 NPT Reducer \u0026amp; Cable Seal Grip\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[02] Mounting Thread Option:\u003c\/strong\u003e 3\/4-14 NPT Process Connection Thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Specifications \u0026amp; Design Limits\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #0056b3; color: #ffffff;\"\u003e\n\u003cth style=\"text-align: left; width: 35%;\"\u003eEngineering Attribute\u003c\/th\u003e\n\u003cth style=\"text-align: left; width: 65%;\"\u003eDesign Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer \u0026amp; Line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBently Nevada 21000 Series API 670 Transducer Enclosures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e21000-16-10-15-092-03-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Body \/ Sleeve\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChromate-coated Aluminum Body \/ 304 Stainless Steel Sleeve Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Transducer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm Reverse Mount Eddy Current Proximity Probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntegrated Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 Meter (39 Inches) Coaxial Cable with ClickLoc Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Adapter Length (C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 Inches (38.1 mm) External Offset Extension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleeve Penetration Depth (D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.2 Inches (233.7 mm) Internal Reach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Combined (C) + (D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 32.9 Inches (83.5 cm) Maximum Dimension Capability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Hardware Set\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 x 3\/4-14 NPT Plug, 1 x 3\/4-to-1\/2 NPT Reducer, 1 x Cable Grip with Multi-Grommets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProcess Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT External Process Thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lbs) Typical (Excluding External Conduit Fittings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 \/ Weatherproof Sealed Enclosure (IP66 Equivalent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHazardous Area Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass I Div 1\/2 Groups C, D; Class II Div 1\/2 Groups E, F, G; Class III\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Classification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT5 @ Ta = -50°C to +40°C; T4 @ Ta = -50°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRegulatory Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPI 670 Standard 5th Edition; FCC Part 15 Subpart B; RoHS Directive 2011\/65\/EU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCross-Model Specification Comparison \u0026amp; Selection Analysis\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"text-align: left; width: 25%;\"\u003eConfiguration Parameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; width: 37.5%;\"\u003eCurrent Model: 21000-16-10-15-092-03-02\u003c\/th\u003e\n\u003cth style=\"text-align: left; width: 37.5%;\"\u003eAlternate Option: \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-10-00-037-03-02-bently-nevada-3300-xl-proximity-probe-housing-assembly\" target=\"_blank\"\u003e21000-16-10-00-037-03-02\u003c\/a\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransducer Probe Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm Reverse Mount Probe (Option 16)\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm Reverse Mount Probe (Option 16)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 Meter (39 Inches) Coaxial Cable (Option 10)\u003c\/td\u003e\n\u003ctd\u003e1.0 Meter (39 Inches) Coaxial Cable (Option 10)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Adapter Length (C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 Inches (38.1 mm) Standoff Adapter (Option 15)\u003c\/td\u003e\n\u003ctd\u003eNo Standoff Adapter \/ Direct NPT Mount (Option 00)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePenetration Depth (D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.2 Inches (233.7 mm) Sleeve Penetration\u003c\/td\u003e\n\u003ctd\u003e3.7 Inches (94.0 mm) Sleeve Penetration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConduit Fitting Package\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFull Fitting Kit with Reducer \u0026amp; Cable Grip (Option 03)\u003c\/td\u003e\n\u003ctd\u003eFull Fitting Kit with Reducer \u0026amp; Cable Grip (Option 03)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Process Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT External Process Thread (Option 02)\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT External Process Thread (Option 02)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eSelection Engineering Guidance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Penetration vs External Clearance:\u003c\/strong\u003e Choose based on machine casing depth. The 9.2-inch sleeve (092) reaches deep-set shaft bearing journals, while the 1.5-inch standoff (15) elevates the outer junction box away from extreme casing temperatures. For shallow taps with tight external spatial clearances, opt for direct-mount models like the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-10-00-037-03-02-bently-nevada-3300-xl-proximity-probe-housing-assembly\" target=\"_blank\"\u003e21000-16-10-00-037-03-02\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Cable Routing:\u003c\/strong\u003e The 1.0-meter probe cable (Option 10) provides ample slack inside the housing dome, preventing coaxial tension damage when adjusting probe penetration depths or servicing ClickLoc terminal connectors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTarget Machinery \u0026amp; Industrial Application Environments\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAPI 617 Centrifugal Compressors:\u003c\/strong\u003e Radial shaft position and relative vibration measurement on multi-stage gas reinjection units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombined Cycle Steam Turbines:\u003c\/strong\u003e Differential expansion and axial thrust rotor monitoring operating in Class I, Div 1 zones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Industrial Gearboxes:\u003c\/strong\u003e High-speed shaft dynamic motion tracking subject to high oil spray and thermal expansion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForced Draft Fans \u0026amp; Blowers:\u003c\/strong\u003e Continuous machinery condition surveillance integrated into 3500 Series racks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiagnostic Features \u0026amp; Mechanical Integrity\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSealed internal sleeve arrangement prevents process gas or lubricating oil migration through the conduit boundary.\u003c\/li\u003e\n\u003cli\u003eThreaded sleeve lock nut mechanism enables fine mechanical positioning to set precise -9.00 VDC baseline gap settings.\u003c\/li\u003e\n\u003cli\u003eIntegrated cable seal grip kit with interchangeable grommets accommodates 1\/8 to 3\/8-inch field cable diameters without compromising the CSA Type 4 seal.\u003c\/li\u003e\n\u003cli\u003eEnables online gap measurement and signal verification using standard digital multimeters connected to target Proximitor terminals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eIn deep sleeve installations involving 9.2-inch penetrations paired with 1.5-inch standoff adapters, thermal expansion along the sleeve length can cause baseline DC voltage drift if installed incorrectly. A common field issue occurs when technicians tighten the sleeve lock nut before the machine reaches thermal equilibrium, causing false thrust position displacement alarms as the machine shell heats up.\u003c\/p\u003e\n\u003cp\u003eDuring a turnaround at a gas processing plant, vibration channels on a \u003cstrong\u003e21000-16-10-15-092-03-02\u003c\/strong\u003e housing exhibited baseline drift shortly after startup. Diagnostic checks showed that heat conduction from the compressor casing caused the 304 stainless steel sleeve to expand against a dry, unlubricated O-ring seal, binding the sleeve assembly. Applying high-temperature fluorosilicone grease to the O-ring seals and pre-adjusting the cold gap setting to offset calculated thermal growth stabilized the signal, maintaining consistent -9.00 VDC bias throughout continuous operation.\u003c\/p\u003e\n\u003ch3\u003eLogistics, Packaging \u0026amp; Warranty Policy\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Condition:\u003c\/strong\u003e Supplied as 100% genuine Bently Nevada hardware, new and original in factory packing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Terms:\u003c\/strong\u003e Covered by a full 12-month factory-grade replacement warranty starting from dispatch date.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorldwide Delivery:\u003c\/strong\u003e Expedited express shipping provided via FedEx, UPS, and DHL Express.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarehouse Processing:\u003c\/strong\u003e Standard inventory dispatch processed within 24 to 48 hours following order confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Selection FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the 1.5-inch standoff adapter on this housing model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe standoff adapter moves the housing body and conduit connection points 1.5 inches outward from the machine casing, providing clearance around thermal insulation jackets and protecting cable terminations from direct casing heat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the correct grommet selected from the included Option 03 cable seal grip kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMeasure the outer diameter of your field extension cable with calipers and match it to one of the three included rubber grommets (1\/8-3\/16\", 1\/4-5\/16\", or 5\/16-3\/8\") to ensure an airtight, IP66-rated cable seal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 1.0-meter internal probe cable be plugged directly into a 3500 monitor module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the 1.0-meter coaxial cable must connect to a matching 3300 XL extension cable and Proximitor sensor inside a field junction box. The total system length (e.g., 5m or 9m) must match the Proximitor calibration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does an engineer adjust the baseline probe gap once the housing is mounted on the machine tap?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUnscrew the outer aluminum dome cover, loosen the internal sleeve lock nut, and rotate the sleeve assembly manually while checking the Proximitor output voltage until the standard -9.00 VDC baseline gap is achieved.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat maintenance check is required for the internal O-ring seals during annual outages?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eInspect all housing body and sleeve O-rings for cracking or compression set. Replace damaged seals and apply a light coat of silicone lubricant to preserve CSA Type 4 weatherproof integrity before re-securing the dome cover.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013973794998,"sku":"21000-16-10-15-092-03-02","price":206.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-20-051-04-02_46027704-565c-4cf0-9dac-7b749ed5ce55.jpg?v=1788427967"},{"product_id":"21000-16-05-15-037-01-02-bently-nevada-21000-series-assembly-proximity-housing","title":"21000-16-05-15-037-01-02 Bently Nevada 21000 Series Assembly Proximity Housing","description":"\u003ch3\u003eProduct Introduction\u003c\/h3\u003e\n\u003cp\u003eWelcome to Global PLC Spare HUB's Insight. This engineering review analyzes the \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e21000-16-05-15-037-01-02\u003c\/strong\u003e Proximity Probe Housing Assembly, belonging to the rugged \u003cstrong\u003e21000\u003c\/strong\u003e Series. Designed for rigorous industrial machine trains, this model provides robust mechanical encapsulation for reverse-mount proximity probes while strictly adhering to API 670 guidelines for external vibration monitoring systems. Field engineering practices show that utilizing a cast aluminum body paired with a \u003cstrong\u003e304 stainless steel sleeve\u003c\/strong\u003e ensures long-term structural integrity under severe thermal and mechanical loads.\u003c\/p\u003e\n\u003ch3\u003eModel Configuration Breakdown\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSuffix Component\u003c\/th\u003e\n\u003cth\u003eSelected Code\u003c\/th\u003e\n\u003cth\u003eEngineering Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e21000\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProximity Probe Housing Assembly Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e16\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3300 XL\u003c\/strong\u003e 8 mm probe configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e05\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e0.5 m\u003c\/strong\u003e (20 in) probe cable span\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Adapter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e15\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e1.5 in\u003c\/strong\u003e (38 mm) mechanical offset adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Penetration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e037\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3.7 in\u003c\/strong\u003e penetration depth profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFittings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e01\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne explosion-proof fitting and one plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3\/4-14 NPT\u003c\/strong\u003e process connection thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e \u003cstrong\u003eBently Nevada\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e \u003cstrong\u003e21000-16-05-15-037-01-02\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Aluminum body with \u003cstrong\u003e304 stainless steel sleeve\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembly Weight:\u003c\/strong\u003e \u003cstrong\u003e1.1 kg\u003c\/strong\u003e (2.4 lb) typical without conduit fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Dimension Envelope:\u003c\/strong\u003e \u003cstrong\u003e13.5 in\u003c\/strong\u003e (34.3 cm) combined length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e \u003cstrong\u003e-50 °C to +80 °C\u003c\/strong\u003e (T4 class rating)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Mechanical Alignment Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the housing base directly to machinery casing using the standard \u003cstrong\u003e3\/4-14 NPT\u003c\/strong\u003e thread interface.\u003c\/li\u003e\n\u003cli\u003eAccount for the \u003cstrong\u003e1.5 in\u003c\/strong\u003e standoff adapter to achieve the specified \u003cstrong\u003e3.7 in\u003c\/strong\u003e total penetration depth inside the equipment cavity.\u003c\/li\u003e\n\u003cli\u003eFor penetration lengths requiring counterboring, machine the mounting surface carefully to eliminate side-view or rear-view field distortions.\u003c\/li\u003e\n\u003cli\u003eRoute the \u003cstrong\u003e0.5 m\u003c\/strong\u003e probe cable smoothly through internal chambers to prevent insulation pinching during cover installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommissioning \u0026amp; Maintenance Best Practices\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLeverage the screw-in dome cover design to execute rapid internal inspections without decoupling the primary mounting threads.\u003c\/li\u003e\n\u003cli\u003eVerify that integrated O-rings and thread seals remain unblemished during routine turnarounds to prevent moisture ingress.\u003c\/li\u003e\n\u003cli\u003eInspect flag labels closely for probe part and serial numbers during initial setup where cable visibility is constrained.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFully compliant with American Petroleum Institute API 670 performance standards.\u003c\/li\u003e\n\u003cli\u003eCertified by the Canadian Standards Association CSA for hazardous environments.\u003c\/li\u003e\n\u003cli\u003eCertified for North American Class 1, Divisions 1 and 2, Groups C and D; Class 2, Divisions 1 and 2, Groups E, F, and G; and Class III locations.\u003c\/li\u003e\n\u003cli\u003eEnclosure Type 4 rating with non-incendive circuitry per drawing \u003cstrong\u003e140979\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFully compliant with European RoHS Directive \u003cstrong\u003e2011\/65\/EU\u003c\/strong\u003e and FCC Part 15 regulations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackaging, Warranty \u0026amp; Logistics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied strictly as \u003cstrong\u003eNew \u0026amp; Original in Factory Packing\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eBacked by a comprehensive \u003cstrong\u003e12-month factory warranty\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDispatched globally via premium carriers including \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eProcessed and shipped within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e of order confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTarget Equipment \u0026amp; Diagnostic Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDeployed extensively across heavy rotating machinery, including multi-stage centrifugal compressors, steam turbines, boiler feed pumps, and large industrial gearboxes.\u003c\/li\u003e\n\u003cli\u003eProvides stable, vibration-isolated mechanical staging for gap-voltage sensors measuring radial shaft vibration, axial thrust position, and eccentric shaft rotation.\u003c\/li\u003e\n\u003cli\u003eGlobal PLC Spare HUB Review indicates that a properly sealed housing assembly drastically reduces electrical noise interference, delivering pristine waveform data to machinery protection monitors for early fault detection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the 1.5 in standoff adapter influence the overall probe depth calculation?\u003c\/strong\u003e\u003cbr\u003eA: The standoff adapter introduces a fixed mechanical offset that combines with the probe penetration setting to establish the exact physical displacement of the probe tip relative to the machine shaft.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is counterboring sometimes necessary for specific penetration configurations?\u003c\/strong\u003e\u003cbr\u003eA: For shorter probe depths, counterboring the machine case prevents structural housing walls from obstructing the probe tip's lateral electromagnetic field, eliminating erroneous gap voltage readings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What specific precautions should field engineers take regarding cable length limitations?\u003c\/strong\u003e\u003cbr\u003eA: Because this model utilizes a \u003cstrong\u003e0.5 m\u003c\/strong\u003e internal cable length, technicians must ensure the system connects cleanly to an appropriate extension cable before exiting the hazardous area conduit boundary.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do environmental temperature extremes impact the CSA certification classes?\u003c\/strong\u003e\u003cbr\u003eA: The assembly maintains a T5 rating in ambient conditions from \u003cstrong\u003e-50 °C to +40 °C\u003c\/strong\u003e and shifts to a T4 rating when operating up to \u003cstrong\u003e-50 °C to +80 °C\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What buying guidance should procurement teams follow when ordering this assembly?\u003c\/strong\u003e\u003cbr\u003eA: Verify that the end-user facility is located within North America if ordering the CSA-certified explosion-proof variant, and cross-reference your machinery casing tap size to match the \u003cstrong\u003e3\/4-14 NPT\u003c\/strong\u003e thread standard.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013973893302,"sku":"21000-16-05-15-037-01-02","price":256.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-00-030-04-02_fc6514ab-7d2b-4fbf-8030-b00fa0806b75.jpg?v=1785835504"},{"product_id":"21000-16-10-00-089-03-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-16-10-00-089-03-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-16-10-00-089-03-02 Bently Nevada Proximity Probe Housing Assembly Overview\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-00-089-03-02\u003c\/span\u003e\u003c\/strong\u003e provides rugged, explosion-proof protection for shaft vibration monitoring systems.\u003c\/p\u003e\n\u003cp\u003eManufactured by \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e, this externally mounted \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eProximity Probe Housing Assembly\u003c\/span\u003e\u003c\/strong\u003e housing fully complies with API 670 standards.\u003c\/p\u003e\n\u003cp\u003eIt shields sensitive eddy current transducers operating in harsh chemical, petrochemical, and power generation environments.\u003c\/p\u003e\n\u003cp\u003eThe assembly allows external probe adjustment and replacement without requiring machine casing removal.\u003c\/p\u003e\n\u003cp\u003eIts lightweight aluminum body with 304 stainless steel sleeve offers exceptional environmental endurance in hazardous locations.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eConfiguration Breakdown \u0026amp; Suffix Code Tree\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eModel Base:\u003c\/strong\u003e 21000 - Aluminum Proximity Probe Housing Assembly\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (-16):\u003c\/strong\u003e Integrated 3300 XL 8 mm reverse mount probe with connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Cable Length Option (-10):\u003c\/strong\u003e 1.0 meter (39 inches) cable length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter Option (-00):\u003c\/strong\u003e No standoff adapter included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration Depth (-089):\u003c\/strong\u003e 8.9 inches penetration sleeve length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option (-03):\u003c\/strong\u003e Conduit kit containing:\n\u003cul\u003e\n\u003cli\u003e1x 3\/4-14 NPT threaded plug\u003c\/li\u003e\n\u003cli\u003e1x 3\/4-14 to 1\/2-14 NPT reducer\u003c\/li\u003e\n\u003cli\u003e1x Cable seal grip with grommets (fits 1\/8-3\/16, 1\/4-5\/16, and 5\/16-3\/8 inch cables)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread Option (-02):\u003c\/strong\u003e 3\/4-14 NPT outer casing mounting thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eEngineering Specifications \u0026amp; Structural Parameters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eBrand \u0026amp; Manufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-00-089-03-02\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eHousing Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eCast aluminum main body with 304 stainless steel probe sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eProbe Type Supplied\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e3300 XL 8mm proximity transducer with reverse mount body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eOverall Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e1.1 kg (2.4 lb) typical, excluding conduit fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eMax (C) + (D) Visible Probe Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e17.0 in (43.18 cm) with visible probe P\/N and S\/N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eMax (C) + (D) Dimension\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e32.9 in (83.5 cm) overall maximum expansion limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eEnvironmental \u0026amp; Safety Certifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eCSA Type 4 rating, Explosion-Proof, API 670 Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eTarget Equipment \u0026amp; Application Scenarios\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eMain steam turbine bearings requiring continuous dynamic vibration measurement.\u003c\/p\u003e\n\u003cp\u003eHigh-pressure boiler feed pumps running continuous process fluid distribution.\u003c\/p\u003e\n\u003cp\u003eMulti-stage centrifugal gas compressors operating in explosion-proof refinery zones.\u003c\/p\u003e\n\u003cp\u003eLarge industrial gearboxes requiring API 670 externally mounted probe sleeves.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eModel Selection Comparison \u0026amp; Technical Recommendations\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eWhen selecting probe housings, physical sleeve dimensions and cable length determine machine fitment:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Assembly (\u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-00-089-03-02\u003c\/span\u003e):\u003c\/strong\u003e Configured with a 3300 XL 8mm probe, 1.0m cable, zero standoff adapter (-00), and 8.9-inch penetration sleeve depth (-089).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternative Option (\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-21000-28-05-20-050-03-02-proximity-probe-housing\"\u003e21000-28-05-20-050-03-02\u003c\/a\u003e):\u003c\/strong\u003e Configured with a 2.0-inch standoff adapter (-20), 5.0-inch penetration (-050), and 0.5m cable (-05).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Selection Recommendation:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChoose the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-00-089-03-02\u003c\/span\u003e\u003c\/strong\u003e when deep casing penetration (8.9 inches) is required without external standoff spacing. If your machine housing features shallow mounting ports or thermal expansion clearance needs, select the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-21000-28-05-20-050-03-02-proximity-probe-housing\"\u003e21000-28-05-20-050-03-02\u003c\/a\u003e instead to avoid internal sleeve interference with shaft shoulders.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eInstallation Guidelines \u0026amp; Diagnostic Capabilities\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThread housing base directly into 3\/4-14 NPT process connections using approved thread sealant.\u003c\/p\u003e\n\u003cp\u003eVerify internal O-ring seal seating before securing dome cover to preserve CSA Type 4 rating.\u003c\/p\u003e\n\u003cp\u003eVerify probe gap voltage using a digital multimeter at the Proximitor monitor terminal output.\u003c\/p\u003e\n\u003cp\u003eSignal attenuation indicates improper probe connector torque or internal cable seal pinch.\u003c\/p\u003e\n\u003cp\u003eInspect thread seal integrity annually during scheduled machine outage maintenance cycles.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eCommercial Terms, Logistics, \u0026amp; Warranty Policy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eFactory Condition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eBrand New \u0026amp; Original in Factory Sealed Packaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eFactory Warranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e12-Month Comprehensive Replacement Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eDispatch Timeframe\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eShips within 24 to 48 Hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eSupported Logistics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eFedEx, UPS, DHL Express Global Logistics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight \u0026amp; Field Experience\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eMaintaining API 670 compliance requires rigorous protection around critical turbine monitoring points.\u003c\/p\u003e\n\u003cp\u003eOur vibration specialists often observe water ingress failures when field technicians omit cable seal grommets.\u003c\/p\u003e\n\u003cp\u003eUsing the included multi-size grommet kit ensures tight sealing around varied extension cable diameters.\u003c\/p\u003e\n\u003cp\u003eDuring a refinery turnaround, improper sleeve depth calculation caused a probe tip to strike an internal collar.\u003c\/p\u003e\n\u003cp\u003eUtilizing the exact 8.9-inch penetration sleeve of the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-00-089-03-02\u003c\/span\u003e\u003c\/strong\u003e eliminated interference while maintaining ideal gap voltage.\u003c\/p\u003e\n\u003cp\u003eAlways torque internal reverse-mount probe locknuts to preventing signal drift caused by machine vibration.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eSelection \u0026amp; Buyer Guidance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eMeasure required probe penetration from the outer housing mounting face to the shaft surface.\u003c\/p\u003e\n\u003cp\u003eVerify whether your installation requires a standoff adapter to clear external machine casing obstacles.\u003c\/p\u003e\n\u003cp\u003eConfirm that the 1.0 meter probe cable length matches your extension cable routing distance to the junction box.\u003c\/p\u003e\n\u003cp\u003eEnsure conduit thread specifications match local explosion-proof fitting requirements (3\/4 NPT vs 1\/2 NPT).\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What does the -089 suffix specify in the \u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-00-089-03-02\u003c\/span\u003e part number?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: The -089 suffix indicates a probe penetration sleeve length of exactly 8.9 inches into the machine casing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Is this housing rated for use in hazardous, explosion-proof environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Yes, the 21000 series aluminum housing carries CSA explosion-proof certification and Type 4 rating for hazardous areas.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What fittings are included in the -03 fitting option kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: The kit includes one 3\/4-14 NPT plug, one 3\/4-14 to 1\/2-14 NPT reducer, and one cable seal grip with grommets for multiple cable sizes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Field Experience: How do I select between zero standoff (-00) and an extended standoff adapter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Measure external casing clearance. If the mounting port sits flush on the machine, select -00 (no standoff). If external pipe flanges or thermal insulation obstruct the housing dome, order a standoff adapter option to elevate the assembly outer housing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Field Experience: Why is my gap voltage jumping intermittently after housing installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Check extension cable connection inside the housing sleeve. Loose miniature connectors or moisture ingress through improperly sealed conduit ports cause intermittent grounding noise. Ensure cable seal grommets are fully tightened.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013973991606,"sku":"21000-16-10-00-089-03-02","price":263.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-15-095-04-02_d32c43b2-2d83-44a4-8e5f-b6c5144e46d3.jpg?v=1788859222"},{"product_id":"21000-28-05-15-050-03-02-explosion-proof-housing-bently-nevada","title":"21000-28-05-15-050-03-02 Explosion-Proof Housing - Bently Nevada","description":"\u003ch3\u003e\u003cb\u003eProduct Overview\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003e21000-28-05-15-050-03-02\u003c\/strong\u003e is an aluminum-body proximity probe housing assembly engineered by \u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/strong\u003e for externally mounted 3300 XL eddy current transducers. Designed in full compliance with American Petroleum Institute (API) 670 guidelines, this CSA-certified explosion-proof enclosure safeguards internal reverse-mount probe connections against harsh atmospheric contaminants, mechanical impacts, and hazardous gas leaks.\u003c\/p\u003e\n\u003cp\u003eConstructed with an anodized aluminum dome cover, a 304 stainless steel probe sleeve, and Viton O-ring seals, the \u003cstrong style=\"color: #0056b3;\"\u003e21000-28-05-15-050-03-02\u003c\/strong\u003e allows engineers to perform external probe replacement or gap readjustment without dismantling main machine casing covers. The integrated standoff adapter (1.5-inch) and 5.0-inch penetration sleeve accommodate deep-seated bearing ports on heavy industrial turbomachinery.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003ePart Number Configuration Breakdown\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eOrdering Suffix Structure: 21000-AA-BB-CC-DDD-EE-FF\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e21000\u003c\/b\u003e — Base Housing Model (Aluminum Enclosure Body with 304 Stainless Steel Probe Sleeve)\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e-28- [AA: Probe Option]\u003c\/b\u003e — 3300 XL 8 mm Reverse-Mount Probe with Selectable Hazardous Area Approvals\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e-05- [BB: Cable Length]\u003c\/b\u003e — 0.5 Meter (20 Inches) Probe Cable Length\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e-15- [CC: Standoff Adapter]\u003c\/b\u003e — 1.5 Inch (38 mm) Minimum Length Standoff Adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e-050- [DDD: Penetration]\u003c\/b\u003e — 5.0 Inches (127 mm) Probe Sleeve Penetration Depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e-03- [EE: Fitting Assembly]\u003c\/b\u003e — One 3\/4-14 NPT Plug, One 3\/4-to-1\/2 NPT Reducer, One Multi-Grommet Cable Seal Grip\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e-02 [FF: Mounting Thread]\u003c\/b\u003e — 3\/4-14 NPT Process Connection Mounting Thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eProduct Number\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong style=\"color: #0056b3;\"\u003e21000-28-05-15-050-03-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eBrand \u0026amp; Manufacturer\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/strong\u003e \/ Baker Hughes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSystem Compatibility\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong style=\"color: #0056b3;\"\u003e3300 XL 8 mm\u003c\/strong\u003e Machinery Protection Transducers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eEnclosure Material\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum Housing Body \/ AISI 304 Stainless Steel Sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eEnvironmental Protection\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 Enclosure \/ Explosion-Proof Class I Div 1 Rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eStandards Compliance\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eFully Compliant with API 670 5th Edition Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eProcess Connection Thread\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT External Mounting Threads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eStandoff Adapter Length\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 Inches (38 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSleeve Penetration Depth\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e5.0 Inches (127 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eConduit Fittings Included\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4 NPT Plug, 3\/4 to 1\/2 Reducer, Cable Seal Grip with 3 Grommet Sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eGrommet Sealing Ranges\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/8–3\/16 inch, 1\/4–5\/16 inch, and 5\/16–3\/8 inch Cable Outer Diameters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eNet Assembly Weight\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lbs) typical without auxiliary fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cb\u003eDiagnostic Capabilities \u0026amp; Structural Advantages\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eAPI 670 External Accessibility:\u003c\/b\u003e Enables in-situ inspection and gap voltage verification without opening machine oil seals or exposing technicians to hot internal lubricants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModular Cable Seal Grip:\u003c\/b\u003e Triple-grommet cable grip prevents moisture ingress and oil migration from entering the field wiring conduit system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExplosion-Proof Enclosure Integrity:\u003c\/b\u003e Certified CSA Type 4 housing isolates electrical sparking risks within hazardous gas or volatile vapor environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThreaded Sleeve Depth Fine-Tuning:\u003c\/b\u003e Precision internal threads on the 304 SST sleeve allow micro-adjustments during static gap calibration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTarget Machinery Applications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTurbine Bearing Housings:\u003c\/b\u003e Ideal for monitoring journal radial vibration and axial thrust position on steam or gas turbines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHeavy Centrifugal Compressors:\u003c\/b\u003e Seals process gas leaks while providing stable transducer mounting on high-pressure compressor frames.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIndustrial Gearboxes \u0026amp; Boiler Feed Pumps:\u003c\/b\u003e Protects critical monitoring probes against high-vibration washdowns, ambient humidity, and outdoor weather exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eInstallation \u0026amp; Operational Procedures\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eApply Thread Sealant:\u003c\/b\u003e Wrap 3\/4 NPT mounting threads with PTFE tape or approved pipe compound before torquing into the bearing cap port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVerify Sleeve Insertion Clearance:\u003c\/b\u003e Ensure the total penetration (5.0 inches) plus standoff (1.5 inches) positions the probe tip within the linear range of the target shaft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSelect Correct Grommet Size:\u003c\/b\u003e Choose the appropriate rubber grommet matching your field wiring triad outer diameter to preserve moisture barrier integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCheck Max Dimension Rules:\u003c\/b\u003e Confirm the combined sleeve (C) and adapter (D) dimensions remain under the 13.5-inch maximum threshold for 0.5m probe cable limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eSelection Comparison \u0026amp; Technical Trade-Offs\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eHousing Feature\u003c\/th\u003e\n\u003cth\u003e21000-28-05-15-050-03-02 (Current Spec)\u003c\/th\u003e\n\u003cth\u003e\n\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-21000-28-05-20-051-04-02-proximity-probe-housing-assembly\"\u003e21000-28-05-20-051-04-02\u003c\/a\u003e (Alternative Variant)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eStandoff Adapter Length (CC)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 Inches (38 mm)\u003c\/td\u003e\n\u003ctd\u003e2.0 Inches (51 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eProbe Penetration Depth (DDD)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e5.0 Inches (127 mm)\u003c\/td\u003e\n\u003ctd\u003e5.1 Inches (130 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eFitting Option (EE)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e-03 (Standard Seal Grip + Reducer)\u003c\/td\u003e\n\u003ctd\u003e-04 (Dual Port Conduit Accessories \/ Heavy Seals)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eMounting Thread (FF)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cb\u003eTechnical Recommendation:\u003c\/b\u003e The \u003cstrong style=\"color: #0056b3;\"\u003e21000-28-05-15-050-03-02\u003c\/strong\u003e assembly is optimal for standard API 670 mounting ports with a 1.5-inch standoff clearance requirement. However, if your bearing housing geometry features thicker insulation jackets or requires an extra 0.1-inch reach along with specialized dual-port conduit fittings, choose the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-21000-28-05-20-051-04-02-proximity-probe-housing-assembly\"\u003e21000-28-05-20-051-04-02\u003c\/a\u003e version to ensure proper structural standoff clearance.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003ePackaging, Logistics \u0026amp; Warranty Terms\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eLead Time \u0026amp; Dispatch:\u003c\/b\u003e In-stock units ready for same-day or next-business-day factory dispatch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternational Logistics:\u003c\/b\u003e Expedited global delivery via DHL Express, FedEx, and UPS Priority.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFactory Condition:\u003c\/b\u003e 100% Brand New and Original in sealed factory packaging with mounting accessories included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWarranty Guarantee:\u003c\/b\u003e Covered by a comprehensive 12-month factory quality replacement warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eEngineering Procurement Guide\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCalculate Total Insertion Depth:\u003c\/b\u003e Add standoff length (1.5 in) to penetration depth (5.0 in) to determine physical interference with internal bearing structures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConfirm Cable Length Matching:\u003c\/b\u003e Remember that a 0.5-meter internal probe cable must connect to a 4.5-meter extension cable for proper 5.0-meter system tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVerify Hazardous Approvals:\u003c\/b\u003e Ensure the -28 probe option matches the hazardous area classification required by plant safety standards (e.g., Class I Div 1 \/ Zone 1).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions (FAQ)\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQ: How does the reverse-mount probe design function inside this housing body?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: The reverse-mount probe inserts from the rear of the stainless steel sleeve, allowing engineers to pull the transducer without unscrewing the housing from the process vessel.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: What field symptoms indicate an improper cable seal grommet installation?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Moisture accumulation inside the dome cover or oil leaching into the field conduit system signals an incorrectly sized grommet selection.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Why is aluminum chosen for the housing body instead of 304 stainless steel?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Aluminum reduces overall weight overhead on floating bearing covers while offering excellent corrosion resistance, whereas all wet\/exposed sleeve parts retain 304 stainless steel strength.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Can I adjust the probe target gap while the machinery protection monitor is online?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, unscrewing the dome cover grants access to the internal probe sleeve locknuts, letting you monitor DC gap voltage live on a multimeter.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: What precautions are necessary for the 3\/4-14 NPT process mounting thread?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Ensure thread engagement is torqued securely to prevent oil mist leakage, but do not over-torque past mechanical limits to avoid cracking cast aluminum bosses.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eGlobal PLC Spare HUB's Insight\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eDuring an overhaul of a refinery gas recycling turbine, plant instrument technicians struggled with frequent signal loss caused by oil mist creeping into field junction boxes. The existing non-API probe assemblies lacked dynamic sealing along the transducer lead cables.\u003c\/p\u003e\n\u003cp\u003eOur engineering team specified the \u003cstrong style=\"color: #0056b3;\"\u003e21000-28-05-15-050-03-02\u003c\/strong\u003e housing assembly as a direct drop-in replacement. By utilizing its integrated multi-grommet cable seal grip and 3\/4 NPT explosion-proof body, the plant sealed off oil migration entirely. The 1.5-inch standoff and 5.0-inch sleeve aligned perfectly with the shaft target, stabilizing gap voltage readings and protecting critical turbomachinery assets from unwanted trip shutdowns.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013974024374,"sku":"21000-28-05-15-050-03-02","price":187.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-30-018-04-02_63cd3c56-a67d-4887-bc48-235b932077b0.jpg?v=1789009336"},{"product_id":"21000-16-10-00-052-03-02-bently-nevada-proximity-housing-assembly","title":"21000-16-10-00-052-03-02 Bently Nevada Proximity Housing Assembly","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #004080;\"\u003e21000-16-10-00-052-03-02\u003c\/strong\u003e belongs to the advanced \u003cstrong style=\"color: #004080;\"\u003e21000 Series\u003c\/strong\u003e by \u003cstrong style=\"color: #004080;\"\u003eBently Nevada\u003c\/strong\u003e. Engineers deploy this assembly for precise vibration monitoring in critical industrial machinery.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong style=\"color: #004080;\"\u003e21000-16-10-00-052-03-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong style=\"color: #004080;\"\u003e21000 Series\u003c\/strong\u003e Proximity Probe Housing Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 2.0 mm linear range (with 8 mm probe)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 Hz to 10 kHz flat response\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.87 V\/mm (200 mV\/mil) nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLinearity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWithin plus or minus 1 percent over linear range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInfinitely adjustable, limited by system noise floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-35 degrees Celsius to +85 degrees Celsius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Tolerance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 enclosure rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnti-Interference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh electromagnetic immunity for heavy industrial plants\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhysical Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe penetration 5.2 in, total length up to 32.9 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg typical without fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the housing rigidly onto the machine casing using 3\/4-14 NPT threads.\u003c\/li\u003e\n\u003cli\u003eInsert the 3300 XL 8 mm probe through the sleeve carefully.\u003c\/li\u003e\n\u003cli\u003eAdjust probe gap voltage to -10 VDC using a digital voltmeter.\u003c\/li\u003e\n\u003cli\u003eTighten the cable seal grip securely to lock the probe cable in place.\u003c\/li\u003e\n\u003cli\u003eConnect conduit fittings to protect internal wiring from moisture.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommissioning and Maintenance Convenience\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTechnicians access internal components quickly via the threaded dome cover.\u003c\/li\u003e\n\u003cli\u003eO-rings provide instant visual verification of proper environmental sealing.\u003c\/li\u003e\n\u003cli\u003eThread seals prevent fluid leakage during continuous plant operation.\u003c\/li\u003e\n\u003cli\u003eModular design allows fast replacement of individual internal parts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMeets American Petroleum Institute API 670 standards.\u003c\/li\u003e\n\u003cli\u003eFeatures Canadian Standards Association CSA explosion-proof approvals.\u003c\/li\u003e\n\u003cli\u003eIntegrates seamlessly with Bently Nevada 3300 XL monitoring systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackage List and Logistics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne aluminum body housing with stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003eOne reverse mount proximity probe with 1.0 m cable\u003c\/li\u003e\n\u003cli\u003eOne dome cover and matching O-rings\u003c\/li\u003e\n\u003cli\u003eOne 3\/4-14 NPT plug and one reducer\u003c\/li\u003e\n\u003cli\u003eOne cable seal grip with multiple grommets\u003c\/li\u003e\n\u003cli\u003eFactory warranty documentation for 12 months\u003c\/li\u003e\n\u003cli\u003eFulfillment: 24 to 48 hour dispatch via FedEx, UPS, or DHL\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications and Diagnostic Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMonitors radial vibration on large steam turbine generators.\u003c\/li\u003e\n\u003cli\u003eTracks axial position on centrifugal compressor shafts.\u003c\/li\u003e\n\u003cli\u003eDetects early bearing wear in high-speed industrial pumps.\u003c\/li\u003e\n\u003cli\u003eProvides real-time dynamic data for predictive maintenance systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eField technicians often struggle with false vibration alarms caused by poor grounding in high-EMI environments. Global PLC Spare HUB recommends routing probe signal cables through dedicated metallic conduits separate from high-voltage motor lines. In a recent refinery overhaul, pairing the \u003cstrong style=\"color: #004080;\"\u003e21000-16-10-00-052-03-02\u003c\/strong\u003e with proper shielded wiring eliminated signal drift entirely and ensured stable turbine startup.\u003c\/p\u003e\n\u003ch3\u003eSelection and Comparison Guide\u003c\/h3\u003e\n\u003cp\u003eCompare the \u003cstrong style=\"color: #004080;\"\u003e21000-16-10-00-052-03-02\u003c\/strong\u003e with alternative specifications to match your exact machinery dimensions:\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong style=\"color: #004080;\"\u003e21000-16-10-00-052-03-02\u003c\/strong\u003e (5.2 in penetration, 1.0 m cable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlternative Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-05-15-037-01-02-bently-nevada-21000-series-assembly-proximity-housing\"\u003e\u003cstrong style=\"color: #004080;\"\u003e21000-16-05-15-037-01-02\u003c\/strong\u003e\u003c\/a\u003e (Custom penetration and cable configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat condition is this hardware in upon delivery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis product arrives in new and original factory packing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the standard lead time for global shipments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOrders ship within 24 to 48 hours using express courier services.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this assembly comply with API 670 standards?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, this housing fully complies with API 670 specifications for externally mounted proximity probes.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013974089910,"sku":"21000-16-10-00-052-03-02","price":236.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-20-035-04-02_9c4d9ebe-29c4-43ed-b76b-38fde36e446d.jpg?v=1789008518"},{"product_id":"31000-28-05-15-042-06-02-bently-nevada-31000-proximity-housing","title":"31000-28-05-15-042-06-02 Bently Nevada 31000 Proximity Housing","description":"\u003ch4\u003eGlobal PLC Spare HUB's Insight\u003c\/h4\u003e\n\u003cp\u003eProtecting critical vibration sensors in harsh industrial settings requires durable, impact-resistant enclosures. The \u003cstrong\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003e31000-28-05-15-042-06-02\u003c\/span\u003e\u003c\/strong\u003e housing assembly is specifically engineered to shield 3300 XL 8 mm proximity probes from extreme environmental conditions. Field engineering insights reveal that utilizing glass-reinforced PPS thermoplastic with conductive fibers effectively prevents electrostatic charge buildup in hazardous areas while maintaining structural rigidity under high mechanical stress.\u003c\/p\u003e\n\u003ch4\u003eConfiguration Breakdown Tree\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Series:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003e31000\u003c\/span\u003e\u003c\/strong\u003e - Bently Nevada Proximity Probe Housings\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option:\u003c\/strong\u003e 28 = 3300 XL 8 mm probe with multiple hazardous area approvals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length Option:\u003c\/strong\u003e 05 = 0.5 metre (20 in) internal probe lead length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter Option:\u003c\/strong\u003e 15 = Minimum length 1.5 in (38 mm) adapter extension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration Option:\u003c\/strong\u003e 042 = 4.2 inches penetration depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFittings Option:\u003c\/strong\u003e 06 = One 3\/4-14 NPT fitting, one 3\/4-14 NPT to 1\/2-14 NPT SST reducer, and two plugs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread Option:\u003c\/strong\u003e 02 = 3\/4-14 NPT mounting thread configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications Matrix\u003c\/h4\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003eEngineering Parameter\u003c\/th\u003e\n\u003cth\u003eTechnical Specification Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand and Platform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBently Nevada 31000 Series Machinery Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \/ Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003e31000-28-05-15-042-06-02\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Body Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass-reinforced Polyphenylene Sulfide (PPS) with conductive fibers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleeve and Fasteners\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAISI 304 stainless steel sleeve\/chain; AISI 303 exterior screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Certified Type 4X; IP66 rating verified by SC115582-1 (e) 106\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-51 degrees Celsius to +105 degrees Celsius (-60°F to +221°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eImpact Strength Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWithstands 7 Joule ambient impact; 4 Joule at -39°C and +115°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Unit Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.2 kilograms (2.6 pounds) typical operational weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eLogistics, Warranty, and Compliance\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFulfillment Carriers:\u003c\/strong\u003e Secure, expedited global delivery managed through FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch Window:\u003c\/strong\u003e Prompt processing ensures warehouse dispatch within 24 to 48 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assurance:\u003c\/strong\u003e Backed by an industry-standard 12-month operational warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance Certifications:\u003c\/strong\u003e CENELEC EN50014 compliant for electrostatic dissipation in explosive zones.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatible Equipment and Target Application Scenarios\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContained Transducers:\u003c\/strong\u003e Bently Nevada 3300 XL 8 mm proximity probes and matching extension cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Turbomachinery:\u003c\/strong\u003e Heavy-duty steam turbines, gas expanders, and large centrifugal compressors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutdoor Processing Units:\u003c\/strong\u003e Petrochemical pump skids exposed to driving rain, dust, and corrosive washdown agents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Gas Compressors:\u003c\/strong\u003e Confined installations requiring Type 4X and IP66 certified flameproof protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSelection Guide and Engineering Advice\u003c\/h4\u003e\n\u003cp\u003eWhen selecting protective enclosures, verify that your probe penetration depth matches your machine casing nozzle requirements. For the \u003cstrong\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003e31000-28-05-15-042-06-02\u003c\/span\u003e\u003c\/strong\u003e, ensure the internal retaining nut is torqued precisely to 29.4 N·m (260 in·lb) during probe installation to maintain proper mechanical stability and prevent loosening under continuous machinery vibration.\u003c\/p\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is glass-reinforced PPS thermoplastic used instead of standard aluminum for this housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePPS thermoplastic with conductive fibers provides high chemical resistance while safely dissipating electrostatic charges, preventing spark risks in volatile hazardous atmospheres.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the 1.5-inch standoff adapter included in this build variant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe standoff adapter provides necessary clearance between the machinery mounting point and the probe housing, accommodating thick thermal insulation blankets on hot turbines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the Neoprene O-ring maintain environmental integrity under extreme temperature swings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eField experience shows that high-grade Neoprene retains its elasticity between -51°C and +105°C, forming a tight hermetic seal that blocks moisture and corrosive vapors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat physical impact resistance can technicians expect from the housing cover?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIndependent laboratory testing by CSA and BASEEFA verifies that the assembly withstands up to 7 Joules of impact energy at room temperature without cracking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat precautions should be observed when routing conduit through the NPT fittings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlways use approved thread sealant and tighten the 3\/4-14 NPT reducer fittings correctly to preserve the IP66 and Type 4X waterproof ingress ratings.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/Vertical_and_Horizontal_Profile_Views_of_the_31000_and_32000_Proximity_Probe_Housings_75428f53-058c-442d-8cea-6ca5f41108d6.png?v=1778221547\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013977104566,"sku":"31000-28-05-15-042-06-02","price":130.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/32000-2_ae0257ba-aee9-45cb-a615-af6bd5bc95e7.jpg?v=1787817185"},{"product_id":"21000-28-10-30-095-03-02-bently-nevada-housing-assembly-proximity","title":"21000-28-10-30-095-03-02 Bently Nevada Housing Assembly Proximity","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-30-095-03-02\u003c\/span\u003e\u003c\/strong\u003e is an industrial-grade proximity probe housing assembly engineered by \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e within the trusted \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e product series. Designed to protect reverse-mount proximity transducers in harsh environments, this assembly features a rugged aluminum body integrated with a 304 stainless steel sleeve. It ensures reliable mechanical protection and electrical isolation for critical machinery monitoring loops.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown \u0026amp; Suffix Codes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model:\u003c\/strong\u003e \u003cspan style=\"color: #0056b3;\"\u003e21000\u003c\/span\u003e Proximity Probe Housing Assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (28):\u003c\/strong\u003e 3300 XL 8 mm probe with hazardous area approvals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length (10):\u003c\/strong\u003e 1.0 m (39 in) probe cable configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter (30):\u003c\/strong\u003e 3-inch standoff extension length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration (095):\u003c\/strong\u003e 9.5 inches total penetration depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option (03):\u003c\/strong\u003e Includes one 3\/4-14 NPT plug, one 3\/4 to 1\/2-14 NPT reducer, and multi-range cable seal grip grommets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread (02):\u003c\/strong\u003e 3\/4-14 NPT standard connection thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e \u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e \u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-30-095-03-02\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Aluminum body with 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.1 kg (2.4 lb) typical excluding conduit fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Dimension:\u003c\/strong\u003e Up to 32.9 inches (83.5 cm) total assembled length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Rating:\u003c\/strong\u003e CSA Type 4, explosion-proof\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e API 670 Standard compliant, RoHS Directive 2011\/65\/EU\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCertifications \u0026amp; Hazardous Area Ratings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNorth America (CSA):\u003c\/strong\u003e Class I, Divisions 1 and 2, Groups C and D; Class II, Divisions 1 and 2, Groups E, F, and G; Class III\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Classifications:\u003c\/strong\u003e T5 at Ta = -50°C to +40°C; T4 at Ta = -50°C to +80°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCircuit Design:\u003c\/strong\u003e Non-incendive when wired according to installation drawing 140979\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackaging List \u0026amp; Commercial Terms\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne complete \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-30-095-03-02\u003c\/span\u003e\u003c\/strong\u003e housing assembly unit\u003c\/li\u003e\n\u003cli\u003eDome cover, internal reverse-mount probe, and thread seals\u003c\/li\u003e\n\u003cli\u003eFittings package including NPT plugs, reducers, and cable seal grips\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Full 12-month factory defect coverage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFulfillment:\u003c\/strong\u003e Express global delivery via FedEx, UPS, and DHL within 24-48 hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTarget Machinery \u0026amp; Application Scenarios\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCritical steam, gas, and hydro turbine generator bearing housings.\u003c\/li\u003e\n\u003cli\u003eHigh-pressure centrifugal and axial industrial compressors.\u003c\/li\u003e\n\u003cli\u003eLarge multi-stage boiler feed pumps and heavy-duty gearboxes.\u003c\/li\u003e\n\u003cli\u003eHazardous-zone petrochemical processing rotating equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiagnostic Capability\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnables continuous offline and online vibration and shaft relative position tracking.\u003c\/li\u003e\n\u003cli\u003eProtects sensitive internal probe tips against process fluid contamination and physical shock.\u003c\/li\u003e\n\u003cli\u003eMaintains constant gapping parameters to prevent false signal spikes during thermal growth transients.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eWhen mounting the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-30-095-03-02\u003c\/span\u003e\u003c\/strong\u003e on high-vibration compressor casings, field engineers must apply approved thread sealant to all NPT conduit ports to prevent moisture ingress. Ensuring proper torque on the dome cover O-ring is essential to maintain the CSA Type 4 explosion-proof integrity in outdoor or offshore processing units.\u003c\/p\u003e\n\u003ch3\u003eModel Selection and Comparison Analysis\u003c\/h3\u003e\n\u003cp\u003eWhen selecting between housing variants, engineers must evaluate penetration depth and standoff requirements based on machine casing clearance. For instance, comparing the current unit with the alternative model \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-10-00-144-03-02-bently-nevada-housing-assembly-3300-xl\"\u003e21000-16-10-00-144-03-02 Bently Nevada Housing Assembly\u003c\/a\u003e reveals distinct differences: the alternative model features a shorter 0-inch standoff adapter and a longer 14.4-inch penetration with a 5mm probe option (code 16), whereas the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-30-095-03-02\u003c\/span\u003e\u003c\/strong\u003e utilizes an 8mm probe (code 28) with a 3-inch standoff and a 9.5-inch penetration. Select the 3-inch standoff variant when thermal insulation thickness on the machine casing requires extra clearance to keep the terminal blocks within safe operating temperature limits.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Can this assembly be installed in European hazardous zones?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: No. The CA-designated housing versions carrying specific CSA explosion-proof markings are restricted strictly to North American installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What purpose does the 3-inch standoff adapter serve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: The standoff adapter elevates the housing further away from hot machine casings, protecting internal electronics from excessive thermal transfer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: How do I select the correct cable gland grommet?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Match your external field cable outer diameter against the three provided size brackets (1\/8 to 3\/16, 1\/4 to 5\/16, or 5\/16 to 3\/8 inches) included in the fitting option.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Is recalibration required when replacing the internal probe?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Because the system is matched to an AISI 4140 steel target, ensure component serial numbers and probe tip configurations align precisely with original factory calibration sheets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What is the primary advantage of combining aluminum bodies with stainless steel sleeves?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: This hybrid construction delivers lightweight structural rigidity while offering superior corrosion resistance at the probe penetration interface.\u003c\/p\u003e\n\u003ch3\u003eBuying Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify your machine's mechanical clearance dimensions to confirm that the 9.5-inch penetration and 3-inch standoff match your mounting port geometry.\u003c\/li\u003e\n\u003cli\u003eEnsure your facility falls under North American regulatory frameworks if deploying CSA-certified explosion-proof variants.\u003c\/li\u003e\n\u003cli\u003eSelect expedited courier delivery via DHL or FedEx to prevent project staging delays during scheduled plant turnarounds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013977366710,"sku":"21000-28-10-30-095-03-02","price":209.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-15-018-04-02_27019d96-5b9b-4658-b8cd-caf3e558f524.jpg?v=1786421303"},{"product_id":"31000-16-10-00-162-00-02-proximity-probe-assembly-bently-nevada","title":"31000-16-10-00-162-00-02 Proximity Probe Assembly Bently Nevada","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003e31000-16-10-00-162-00-02\u003c\/strong\u003e is a heavy-duty, environmentally protected \u003cstrong style=\"color: #0056b3;\"\u003e31000 Proximity Probe Housing\u003c\/strong\u003e engineered by Bently Nevada. This premium assembly features a glass-reinforced Polyphenylene Sulfide (PPS) thermoplastic body containing conductive fibers for optimal electrostatic dissipation. Made in the U.S.A., it shields a reverse-mount proximity probe from external impacts, moisture ingress, and hazardous environments while facilitating easy field adjustment.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada 31000-16-10-00-162-00-02\u003c\/strong\u003e sets a high standard for non-metallic sensor enclosures in aggressive chemical zones. By utilizing high-strength PPS thermoplastic rather than standard metals, this housing entirely mitigates galvanic corrosion risks. Instrument technicians favor this specific configuration for its exceptional 16.2-inch deep penetration capability. It delivers robust mechanical protection without adding unnecessary weight to the machine mounting bracket.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEquipment \u0026amp; Application Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis specialized probe housing assembly mounts securely onto heavy rotating machinery:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLarge industrial cooling tower fans and internal gearboxes\u003c\/li\u003e\n\u003cli\u003eCentrifugal air compressors and multi-stage process pumps\u003c\/li\u003e\n\u003cli\u003eHydroelectric, steam, and industrial gas turbines\u003c\/li\u003e\n\u003cli\u003eMain bearing housings on high-vibration draft fans\u003c\/li\u003e\n\u003cli\u003eBently Nevada 3300 XL 8 mm proximity transducer loops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Bently Nevada\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e31000-16-10-00-162-00-02\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e31000 Proximity Probe Housings\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Non-Metallic Externally Mounted Sensor Enclosure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Glass-reinforced Polyphenylene Sulfide (PPS) with conductive fibers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleeve \u0026amp; Retaining Chain Material:\u003c\/strong\u003e AISI 304 stainless steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Sleeve \u0026amp; Exterior Screws:\u003c\/strong\u003e AISI 303 stainless steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO-Ring Elastomer Material:\u003c\/strong\u003e Heavy-duty Neoprene (sleeve-to-housing junction)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Nut Torque:\u003c\/strong\u003e 29.4 N·m (260 in·lb) for the retaining assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e -51°C to +105°C (-60°F to +221°F) continuous operational envelope\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Assembly Weight:\u003c\/strong\u003e 1.2 kg (2.6 lb) bare housing configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIngress Protection:\u003c\/strong\u003e Dual certified for NEMA Type 4X (CSA) and IP66 water jet standards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic Certification:\u003c\/strong\u003e Complies with CENELEC standard EN50014 for hazardous area safety\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Impact Strength:\u003c\/strong\u003e Certified by BASEEFA to withstand dual 4 Joule impacts at thermal extremes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe precise mechanical options for this \u003cstrong style=\"color: #0056b3;\"\u003e31000\u003c\/strong\u003e housing profile follow this structural tree:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #0056b3;\"\u003e31000\u003c\/strong\u003e - Base Non-Metallic Proximity Probe Housing Model\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e16\u003c\/strong\u003e - Probe Option (With Connector)\n\u003cul\u003e\n\u003cli\u003ePre-installed 3300 XL 8 mm proximity probe configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10\u003c\/strong\u003e - Probe Cable Length Option\n\u003cul\u003e\n\u003cli\u003e1.0 meter (39 inches) integrated sensor lead length\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e00\u003c\/strong\u003e - Standoff Adapter Option\n\u003cul\u003e\n\u003cli\u003eNo standoff adapter assembly included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e162\u003c\/strong\u003e - Probe Penetration Option\n\u003cul\u003e\n\u003cli\u003e16.2 inches extended sleeve insertion depth into machinery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e00\u003c\/strong\u003e - Fittings Option\n\u003cul\u003e\n\u003cli\u003eSupplied bare without auxiliary conduit fitting components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e02\u003c\/strong\u003e - Mounting Thread Option\n\u003cul\u003e\n\u003cli\u003eStandard 3\/4-14 NPT process mounting link\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation \u0026amp; Engineering Guidelines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLubricate the internal Neoprene O-ring lightly before sliding the outer sleeve mechanism together.\u003c\/li\u003e\n\u003cli\u003eTighten the main retaining nut strictly to 29.4 N·m to maintain environmental seal integrity.\u003c\/li\u003e\n\u003cli\u003eEnsure the external grounding liner contacts the machine casing properly to mitigate static buildup.\u003c\/li\u003e\n\u003cli\u003eVerify that the 16.2-inch internal sleeve has adequate path clearance inside the machine casing.\u003c\/li\u003e\n\u003cli\u003eDo not subject this enclosure to high internal pressure fields as it resists external water jets only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostic Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProtects the eddy-current probe path from external mechanical debris causing signal noise.\u003c\/li\u003e\n\u003cli\u003eEnables high-accuracy oil-film bearing vibration logging via stable sensor positioning.\u003c\/li\u003e\n\u003cli\u003eMaintains clean cross-axis alignment data over long-penetration structural channels.\u003c\/li\u003e\n\u003cli\u003eInsulates the critical internal coaxial extension connection from corrosive chemical vapors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eModel Comparison \u0026amp; Technical Recommendation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEvaluate sizing parameters when reviewing changes within your \u003cstrong style=\"color: #0056b3;\"\u003e31000 Series\u003c\/strong\u003e infrastructure footprint:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Model:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e31000-16-10-00-162-00-02\u003c\/strong\u003e (0\" Standoff, 16.2\" Extended Penetration, No Fittings)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternative Model:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/31000-28-05-15-026-06-02-bently-nevada-proximity-probe-housing\" target=\"_blank\"\u003e31000-28-05-15-026-06-02\u003c\/a\u003e (1.5\" Standoff, 2.6\" Shallow Penetration, Full Fitting Kit Included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEngineering Recommendation:\u003c\/strong\u003e The current model features an extraordinarily deep 16.2-inch penetration depth with zero standoff, designed for large-diameter casings or double-walled turbine enclosures. Conversely, the alternative model is built for shallow casings, featuring a 1.5-inch standoff paired with a 2.6-inch penetration. Never interchange these models without recalculating physical clearances, as installing the 16.2-inch sleeve into a shallow port will cause catastrophic shaft impact.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping, Logistics \u0026amp; Warranty\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging Details:\u003c\/strong\u003e Brand new, original factory-sealed unit in original packaging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Support:\u003c\/strong\u003e Full 12-Month comprehensive warranty protection from dispatch date\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandling Lead Time:\u003c\/strong\u003e Secured dispatch from warehouse inventory within 24 to 48 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Carriers:\u003c\/strong\u003e Rapid global shipping handled exclusively via FedEx, UPS, and DHL\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does the 31000 housing material incorporate conductive fibers within the plastic body?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe conductive fibers enable static electricity dissipation, satisfying CENELEC EN50014 standards for hazardous area safety.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum pressure rating for this specific proximity probe housing assembly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis assembly does not carry an internal pressure rating; it seals against hose-directed water but not process pressure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does low ambient temperature impact the physical strength of the thermoplastic dome?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe housing is certified by BASEEFA to withstand strong 4 Joule impacts at temperatures as low as -39°C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install standard conduit fittings to this assembly since the option code is 00?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, you can source third-party fittings to mount directly into the integrated 3\/4-14 NPT entry ports.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat happens if the installation torque on the retaining nut exceeds the listed specification?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eExceeding 29.4 N·m can distort the internal Neoprene seals or overstress the technical thermoplastic threads.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eProcurement \u0026amp; Selection Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStep 1: Document the physical distance from your external bracket mount to the internal bearing face.\u003c\/li\u003e\n\u003cli\u003eStep 2: Cross-check your required insertion depth to match the 16.2-inch penetration code of this model.\u003c\/li\u003e\n\u003cli\u003eStep 3: Determine if your local hazardous site regulations require pre-packaged conduit fitting options.\u003c\/li\u003e\n\u003cli\u003eStep 4: Forward your technical specifications to our sales team for prompt quotation and priority shipping routing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/Vertical_and_Horizontal_Profile_Views_of_the_31000_and_32000_Proximity_Probe_Housings_75428f53-058c-442d-8cea-6ca5f41108d6.png?v=1778221547\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013981298870,"sku":"31000-16-10-00-162-00-02","price":236.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/32000_be009556-cb71-499a-a94d-e58e13532f9c.jpg?v=1782895523"},{"product_id":"31000-28-05-15-026-06-02-bently-nevada-proximity-probe-housing","title":"31000-28-05-15-026-06-02 Bently Nevada Proximity Probe Housing","description":"\u003ch3\u003eEngineering Profile: \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e31000-28-05-15-026-06-02\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e31000-28-05-15-026-06-02\u003c\/span\u003e\u003c\/strong\u003e is a high-impact, glass-reinforced PPS thermoplastic housing assembly. Designed for use with the 3300 XL 8mm probe series, this housing provides superior electrostatic dissipation and mechanical protection in hazardous industrial environments.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eCode\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003e31000\u003c\/td\u003e\n\u003ctd\u003eProximity Probe Housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Option\u003c\/td\u003e\n\u003ctd\u003e28\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e05\u003c\/td\u003e\n\u003ctd\u003e0.5 meter (20 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandoff Adapter\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e1.5 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Penetration\u003c\/td\u003e\n\u003ctd\u003e026\u003c\/td\u003e\n\u003ctd\u003e2.6 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFittings\u003c\/td\u003e\n\u003ctd\u003e06\u003c\/td\u003e\n\u003ctd\u003e3\/4\" NPT fitting, reducer, and plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Thread\u003c\/td\u003e\n\u003ctd\u003e02\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMaterial \u0026amp; Mechanical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Conductive glass-reinforced Polyphenylene Sulfide (PPS).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpact Strength:\u003c\/strong\u003e Certified for 4J to 7J impacts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Rating:\u003c\/strong\u003e IP66, Type 4X (CSA Certified).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -51°C to +105°C (-60°F to +221°F).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e31000-28-05-15-026-06-02\u003c\/span\u003e\u003c\/strong\u003e uses conductive fibers within the PPS thermoplastic. This construction provides a necessary discharge path for static electricity, making it the preferred choice for zones where volatile gases may be present.\u003c\/p\u003e\n\u003ch3\u003eDiagnostics \u0026amp; Application Scenarios\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Petrochemical refineries, gas processing plants, and offshore platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Capability:\u003c\/strong\u003e The housing allows for quick probe removal, facilitating gap adjustments without disassembling the mounting assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLogistics \u0026amp; Quality Assurance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Shipping:\u003c\/strong\u003e Fast, reliable transit via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead Time:\u003c\/strong\u003e 24–48 hour dispatch window.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month quality guarantee.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSelection \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp\u003eCompare with the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-31000-16-10-00-122-00-05-proximity-probe-housing\"\u003e31000-16-10-00-122-00-05\u003c\/a\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnical Advice:\u003c\/strong\u003e The \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e31000-28-05-15-026-06-02\u003c\/span\u003e\u003c\/strong\u003e features a 1.5-inch standoff adapter. Verify your specific mounting depth requirement before selecting between different standoff lengths to ensure the probe tip reaches the correct operating gap.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eExpert Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the housing made of conductive-fiber PPS?\u003c\/strong\u003e\u003cbr\u003eThe conductive fibers allow the housing to dissipate electrostatic charges, preventing sparks in hazardous environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the 1.5-inch standoff adapter?\u003c\/strong\u003e\u003cbr\u003eIt provides the necessary spacing between the machine case and housing for deep-well mounting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this housing be used in high-pressure steam areas?\u003c\/strong\u003e\u003cbr\u003eIt is not designed for direct exposure to high-pressure internal steam; mount in a protected location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the correct torque for the retaining nut?\u003c\/strong\u003e\u003cbr\u003eThe recommended torque is 29.4 N·m (260 in·lb); ensure precise application to avoid housing stress.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I verify the protection rating in the field?\u003c\/strong\u003e\u003cbr\u003eInspect Neoprene O-rings and ensure all NPT fittings are fully seated to maintain IP66\/Type 4X integrity.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/Vertical_and_Horizontal_Profile_Views_of_the_31000_and_32000_Proximity_Probe_Housings_75428f53-058c-442d-8cea-6ca5f41108d6.png?v=1778221547\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013981331638,"sku":"31000-28-05-15-026-06-02","price":236.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/32000-4_6a1709ed-e324-4fc2-b25c-0612ef53ca57.jpg?v=1782115506"},{"product_id":"24701-28-05-20-040-03-02-bently-nevada-housing-303-stainless-steel","title":"24701-28-05-20-040-03-02 Bently Nevada Housing | 303 Stainless Steel","description":"\u003ch3\u003eDurable Protection: 24701-28-05-20-040-03-02 Stainless Steel Housing\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #4a6741;\"\u003e24701-28-05-20-040-03-02\u003c\/span\u003e\u003c\/strong\u003e is a premium, corrosion-resistant Proximity Probe Housing Assembly manufactured by \u003cstrong\u003e\u003cspan style=\"color: #4a6741;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e. Built with a 303 stainless steel body and a 304 stainless steel sleeve, this assembly is engineered for demanding industrial environments where durability and resistance to harsh media are paramount.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #4a6741;\"\u003e24701\u003c\/span\u003e\u003c\/strong\u003e Stainless Steel Housing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuffix Selection:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e28:\u003c\/strong\u003e 3300 XL 8 mm probe compatibility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e05:\u003c\/strong\u003e 0.5 m probe cable length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20:\u003c\/strong\u003e 2.0-inch standoff adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e040:\u003c\/strong\u003e 4.0-inch probe penetration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e03:\u003c\/strong\u003e Comprehensive fitting set (NPT plugs, reducers, cable seals)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e02:\u003c\/strong\u003e 3\/4-14 NPT mounting thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 303 Stainless Steel (body) \/ 304 Stainless Steel (sleeve)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembly Weight:\u003c\/strong\u003e ~1.8 kg (4.1 lb)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIngress Protection:\u003c\/strong\u003e Suitable for hazardous area sealing (CSA\/explosion-proof)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e Compliant with API 670 requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSelection Comparison \u0026amp; Technical Advice\u003c\/h3\u003e\n\u003cp\u003eEnsure your machine case interface matches the 3\/4-14 NPT mounting requirements. Compare this configuration with the similar \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-24701-28-05-xx-028-04-xx-probe-housing-assembly\"\u003e24701-28-05-XX-028-04-XX MOD 323933-30-02\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Suggestion:\u003c\/strong\u003e The \u003cstrong\u003e\u003cspan style=\"color: #4a6741;\"\u003e-040\u003c\/span\u003e\u003c\/strong\u003e penetration depth provides a specific clearance ideal for mid-sized bearing housings. If your installation clearance is tighter, consider the \u003cstrong\u003e\u003cspan style=\"color: #4a6741;\"\u003e-028\u003c\/span\u003e\u003c\/strong\u003e option. Always use the provided grommets in the fitting kit to maintain the seal integrity of your cable entry points.\u003c\/p\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #4a6741;\"\u003e24701\u003c\/span\u003e\u003c\/strong\u003e series is superior to standard aluminum housings in saline or high-moisture environments. The inclusion of the 03 fitting kit makes this a \"complete\" solution for field installation, reducing the need for sourcing additional conduit components separately.\u003c\/p\u003e\n\u003ch3\u003eLogistics \u0026amp; Quality Commitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch:\u003c\/strong\u003e Orders processed and shipped within 24-48 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLogistics:\u003c\/strong\u003e Secure global delivery via FedEx, UPS, or DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month factory quality warranty included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProfessional Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What makes the 24701 series preferable for offshore installations?\u003c\/strong\u003e\u003cbr\u003eA: The 303\/304 stainless steel material composition offers higher resistance to oxidation and chemical corrosion compared to aluminum-bodied units in marine or humid climates.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I interchange parts between the aluminum 21000 and the stainless 24701 housings?\u003c\/strong\u003e\u003cbr\u003eA: While they share design lineage, we recommend keeping original component sets together to ensure the certified explosion-proof sealing pressure remains consistent.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which cable sizes can I accommodate with the included grommets?\u003c\/strong\u003e\u003cbr\u003eA: The kit handles three ranges: 1\/8 to 3\/16 inches, 1\/4 to 5\/16 inches, and 5\/16 to 3\/8 inches, covering standard proximity transducer cabling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this housing affect probe calibration?\u003c\/strong\u003e\u003cbr\u003eA: No, the housing is designed to be magnetically neutral and is fully API 670 compliant, ensuring it does not interfere with the 3300 XL probe’s electromagnetic field.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What should I verify before tightening the dome cover?\u003c\/strong\u003e\u003cbr\u003eA: Always check that the O-ring is lubricated and properly seated in its groove to maintain the enclosure's environmental rating after the probe is installed.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/24701_CA24701_Graphs_and_Figures.png?v=1775027063\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013999780022,"sku":"24701-28-05-20-040-03-02","price":140.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/BentlyNevada24701_1_c2ba8ffe-c000-45b9-a959-78a1ee85057d.jpg?v=1780911331"},{"product_id":"bently-nevada-31000-28-10-00-235-00-02-proximity-probe-housing","title":"Bently Nevada 31000-28-10-00-235-00-02 Proximity Probe Housing","description":"\u003ch3\u003eEngineering Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #2c3e50;\"\u003e31000-28-10-00-235-00-02\u003c\/span\u003e\u003c\/strong\u003e Proximity Probe Housing Assembly is a ruggedized containment solution designed to protect sensitive 3300 XL 8mm vibration probes in harsh industrial conditions. Constructed from high-strength, glass-reinforced Polyphenylene Sulfide (PPS) with stainless steel reinforcement, this housing meets Type 4X and IP66 standards for dust and liquid ingress. It acts as a critical interface that shields the probe assembly while maintaining the integrity of the sensing loop in volatile hazardous areas.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe following structure details the specific ordering parameters for this unit:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e31000:\u003c\/strong\u003e Proximity Probe Housing Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e28:\u003c\/strong\u003e Probe Option (3300 XL 8 mm, multiple approvals)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10:\u003c\/strong\u003e Probe Cable Length (1.0 inch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e00:\u003c\/strong\u003e Standoff Adapter (None)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e235:\u003c\/strong\u003e Probe Penetration (23.5 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e00:\u003c\/strong\u003e Fittings (Without)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e02:\u003c\/strong\u003e Mounting Thread (3\/4-14 NPT)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Glass-reinforced PPS (conductive fiber)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleeve\/Screw Material:\u003c\/strong\u003e AISI 304\/303 Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO-Ring Material:\u003c\/strong\u003e Neoprene®\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Rating:\u003c\/strong\u003e -51°C to +105°C (-60°F to +221°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpact Resistance:\u003c\/strong\u003e 4 Joule (low temp) \/ 7 Joule (ambient) certified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.2 kg (2.6 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eComparative Selection Guide\u003c\/h3\u003e\n\u003cp\u003eSelecting the correct housing depends on your specific penetration depth and thread requirements.\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"10\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel Number\u003c\/th\u003e\n\u003cth\u003ePenetration\u003c\/th\u003e\n\u003cth\u003eMounting Thread\u003c\/th\u003e\n\u003cth\u003eRecommended Use Case\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-31000-16-10-00-122-00-05-proximity-probe-housing\"\u003e31000-16-10-00-122-00-05\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e12.2 in\u003c\/td\u003e\n\u003ctd\u003eStandard industrial housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e31000-28-10-00-235-00-02\u003c\/td\u003e\n\u003ctd\u003e23.5 in\u003c\/td\u003e\n\u003ctd\u003eDeep-reach turbine applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Advice:\u003c\/strong\u003e The \u003cstrong\u003e\u003cspan style=\"color: #2c3e50;\"\u003e31000-28-10-00-235-00-02\u003c\/span\u003e\u003c\/strong\u003e provides extended penetration (23.5 in) required for thicker machinery casings. If your installation clearance is limited, verify the spatial requirements of the 23.5-inch probe reach against the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-31000-16-10-00-122-00-05-proximity-probe-housing\"\u003eshorter-penetration models\u003c\/a\u003e to ensure no contact with the rotor.\u003c\/p\u003e\n\u003ch3\u003eLogistics and Quality Assurance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month performance coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Expedited global delivery via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch:\u003c\/strong\u003e Orders ship within 24–48 hours.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eExpert FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the housing made of PPS instead of solid metal?\u003c\/strong\u003e\u003cbr\u003eThe PPS thermoplastic contains conductive fibers to facilitate electrostatic dissipation, which is a requirement for certification in hazardous area CENELEC\/ATEX zones.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this housing for pressurized machinery lubrication systems?\u003c\/strong\u003e\u003cbr\u003eIt is designed to seal against external water ingress (IP66), but it is not intended to withstand significant internal process pressure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the retaining chain?\u003c\/strong\u003e\u003cbr\u003eThe AISI 304 stainless steel chain prevents the outer sleeve and cover from falling into moving machinery during maintenance, ensuring operator safety.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow critical is the 29.4 N·m torque specification for the retaining nut?\u003c\/strong\u003e\u003cbr\u003eIt is vital. Proper torque ensures the Neoprene O-ring compresses correctly to maintain the NEMA 4X seal against environmental contaminants.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these housings compatible with all 3300 XL probes?\u003c\/strong\u003e\u003cbr\u003eThis specific model is calibrated for 3300 XL 8mm probes. Ensure your probe tip diameter matches this specification to guarantee the correct non-contact measurement range.\u003c\/p\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eAt Global PLC Spare HUB, we recognize the \u003cstrong\u003e\u003cspan style=\"color: #2c3e50;\"\u003e31000-28-10-00-235-00-02\u003c\/span\u003e\u003c\/strong\u003e as the gold standard for protecting proximity probes in outdoor or washdown-heavy environments. It is highly recommended for critical assets like large-frame gas turbines and boiler feed pumps. Its high impact strength and certified hazardous area compatibility make it a reliable choice for engineers who cannot afford sensor-side downtime.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/Vertical_and_Horizontal_Profile_Views_of_the_31000_and_32000_Proximity_Probe_Housings.png?v=1778056453\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014016950454,"sku":"31000-28-10-00-235-00-02","price":236.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330880-16-00-045-00-021_bc60de36-efba-4e3a-87f0-5e8acbbb025a.jpg?v=1781603209"},{"product_id":"21000-16-10-00-072-03-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-16-10-00-072-03-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000-16-10-00-072-03-02\u003c\/b\u003e\u003c\/span\u003e Bently Nevada Proximity Probe Housing Assembly Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada \u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000-16-10-00-072-03-02\u003c\/b\u003e\u003c\/span\u003e\u003c\/strong\u003e is an industrial-grade, hazardous-area proximity probe enclosure system. Built specifically for critical machinery monitoring, this assembly provides external mounting access while maintaining environmental seal integrity. The housing combines a corrosion-resistant aluminum body with a 304 stainless steel probe sleeve to protect delicate eddy current transducers from physical impact, moisture, and hazardous process gases.\u003c\/p\u003e\n\u003cp\u003eFully compliant with API 670 standards, the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000-16-10-00-072-03-02\u003c\/b\u003e\u003c\/span\u003e\u003c\/strong\u003e allows live replacement and mechanical gap adjustments of internal reverse-mount probes without machine shutdown. The integrated 3\/4-14 NPT explosion-proof design handles harsh ambient conditions across oil refineries, power plants, and chemical processing facilities.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePart Number Configuration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e21000 Base Series:\u003c\/strong\u003e Explosion-Proof Proximity Probe Housing (Aluminum Body, CSA Type 4)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e-16 (Probe Option):\u003c\/strong\u003e Integrated 3300 XL 8 mm reverse mount probe with ClickLoc connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-10 (Cable Length):\u003c\/strong\u003e 1.0 meter (39 inches) internal triaxial FEP probe lead\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-00 (Standoff Adapter):\u003c\/strong\u003e Direct-mount configuration without standoff extension adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-072 (Penetration Length):\u003c\/strong\u003e 7.2 inches total probe sleeve penetration depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-03 (Fitting Option):\u003c\/strong\u003e Complete fitting kit:\n\u003cul\u003e\n\u003cli\u003eOne 3\/4-14 NPT explosion-proof plug\u003c\/li\u003e\n\u003cli\u003eOne 3\/4-14 to 1\/2-14 NPT thread reducer\u003c\/li\u003e\n\u003cli\u003eOne cable seal grip with multi-size grommet set (1\/8\"-3\/16\", 1\/4\"-5\/16\", 5\/16\"-3\/8\")\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-02 (Mounting Thread):\u003c\/strong\u003e 3\/4-14 NPT process connection thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65%;\"\u003e\u003cstrong\u003eBently Nevada\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000-16-10-00-072-03-02\u003c\/b\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000 Series\u003c\/b\u003e\u003c\/span\u003e Probe Housings\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Body Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCast Aluminum with domed screw-on cover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleeve Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAISI 304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Sensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm Eddy Current Proximity Probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Lead Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 meter (39 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePenetration Depth (Option C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.2 inches (182.8 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProcess Connection Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT male thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Combined Length (C+D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32.9 inches (83.5 cm) overall housing envelope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Length with Visible P\/N\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17.0 inches (43.2 cm) for field inspection traceability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 \/ NEMA 4X equivalent sealed structure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndustry Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPI 670 Standard compliant for external probe housings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHazardous Area Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExplosion-proof for CSA Class I, Div 1 \/ Div 2 applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly Net Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lbs) typical without external fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment and Machinery Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal Gas Compressors:\u003c\/strong\u003e Secures radial vibration probes near high-speed shaft journals without depressurizing outer casings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Duty Steam Turbines:\u003c\/strong\u003e Measures rotor axial thrust position near bearing pedestals where ambient temperatures remain high.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoiler Feed Pumps:\u003c\/strong\u003e Monitors shaft position under constant moisture, high humidity, and washdown spray conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Gearboxes:\u003c\/strong\u003e Captures high-frequency dynamic motion, shaft centerline position, and balance vector tracking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eAdvanced Diagnostic Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe sealed rigid structure of the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000-16-10-00-072-03-02\u003c\/b\u003e\u003c\/span\u003e\u003c\/strong\u003e eliminates mechanical resonance artifacts that false-trigger vibration alarms. The 304 stainless sleeve stabilizes probe alignment against fluid turbulence inside bearing sumps. Electrical continuity from the shielding grommets prevents ground loops, allowing clean signal capture for orbit plots, Cascade waterfall diagrams, and Bode peak-phase analyses within Bently Nevada System 1 software.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSelection Comparison \u0026amp; Engineering Guidance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eChoosing the correct \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000 Series\u003c\/b\u003e\u003c\/span\u003e\u003c\/strong\u003e configuration requires evaluating casing thickness, sleeve insertion depth, and probe connector types. Below is a comparison with a popular alternative variant:\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 35%;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000-16-10-00-072-03-02\u003c\/b\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 35%;\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-10-30-065-04-02-bently-nevada-proximity-housing\" target=\"_blank\"\u003e21000-28-10-30-065-04-02\u003c\/a\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm (Option 16)\u003c\/td\u003e\n\u003ctd\u003e3300 XL 11 mm (Option 28)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Adapter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone (Option 00)\u003c\/td\u003e\n\u003ctd\u003e3.0 in Standoff (Option 30)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePenetration Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.2 inches (Option 072)\u003c\/td\u003e\n\u003ctd\u003e6.5 inches (Option 065)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFittings Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlug, Reducer, Cable Seal (Option 03)\u003c\/td\u003e\n\u003ctd\u003eDual Cable Seal Grips (Option 04)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrimary Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard radial\/thrust vibration\u003c\/td\u003e\n\u003ctd\u003eExtended linear measurement range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eEngineering Advice:\u003c\/strong\u003e If your mounting point sits directly against the machine housing, use the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000-16-10-00-072-03-02\u003c\/b\u003e\u003c\/span\u003e\u003c\/strong\u003e without a standoff. However, if thermal insulation or thick machine ribbing blocks direct access, choose the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-10-30-065-04-02-bently-nevada-proximity-housing\" target=\"_blank\"\u003e21000-28-10-30-065-04-02\u003c\/a\u003e with its 3.0-inch standoff adapter to clear mechanical obstructions. Always double-check sleeve penetration depth (7.2 in vs 6.5 in) to prevent the internal probe tip from contacting moving rotor surfaces during assembly installation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight and Field Experience\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eField instrument Technicians often struggle with moisture ingress inside junction enclosures. When high-pressure washdown water enters unsealed conduit connections, signal corrosion occurs rapidly at the ClickLoc connector joint.\u003c\/p\u003e\n\u003cp\u003eIn our field testing, using the supplied multi-grommet cable seal (Fitting Option 03) combined with thread sealant on the 3\/4-14 NPT process connection completely eliminates internal condensation buildup. During an overhaul project at a power generating plant, replacing unsealed generic housings with genuine \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000-16-10-00-072-03-02\u003c\/b\u003e\u003c\/span\u003e\u003c\/strong\u003e assemblies reduced sensor drift complaints to zero over a two-year operating cycle.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePackage Contents and Shipping Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach factory-sealed package includes the complete \u003cstrong\u003eBently Nevada \u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003e21000-16-10-00-072-03-02\u003c\/b\u003e\u003c\/span\u003e\u003c\/strong\u003e housing assembly, reverse mount probe, internal O-rings, domed cover, and Fitting Option 03 kit. Every item is 100% new, original, and supplied in factory packaging. Orders dispatch worldwide within 24 to 48 hours via express carriers including FedEx, UPS, and DHL. Global PLC Spare HUB covers this item with an absolute \u003cstrong\u003e12-month factory warranty\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eExpert Frequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I calculate total physical sleeve insertion before ordering penetration Option 072?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Measure the exact distance from the outer surface of the 3\/4-14 NPT mounting boss to the target shaft surface minus your desired probe gap setting (typically 1.0 mm or 40 mils). Option 072 provides 7.2 inches of effective sleeve reach into the machine housing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I replace the internal probe without removing the outer aluminum housing from the turbine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. Unscrew the domed aluminum top cover, release the internal sleeve locking screw, and extract the reverse-mount probe lead out through the housing top. The process housing remains securely threaded into the machine casing throughout maintenance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the main structural advantage of Option 03 fitting hardware over standard conduit fittings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Option 03 includes specialized grommet sizes fitting 1\/8\" up to 3\/8\" outer diameter cables. This guarantees an explosion-proof, IP66-equivalent seal around field wiring without needing separate hazardous-area cable glands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is the maximum visible P\/N dimension capped at 17.0 inches on this housing assembly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This limitation ensures that part numbers and serial tags on the internal stainless steel sleeve remain visible through the housing window during routine maintenance checks, preventing full disassembly just to verify part identity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the aluminum 21000 body meet offshore oil platform corrosion protection requirements?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. The cast aluminum housing uses a marine-grade alloy with epoxy coating that satisfies CSA Type 4 ratings. For highly concentrated acid fumes or extreme marine spray, consider the 24701 full 304 stainless steel housing series.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy Buy From Global PLC Spare HUB?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e20+ years industrial automation spare parts experience\u003c\/li\u003e\n\u003cli\u003eGlobal shipment support via FedEx, UPS, and DHL\u003c\/li\u003e\n\u003cli\u003eFast 24-48 Hours shipping\u003c\/li\u003e\n\u003cli\u003e12-month warranty\u003c\/li\u003e\n\u003cli\u003eTechnical verification before shipment\u003c\/li\u003e\n\u003cli\u003eSupport for obsolete control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_119a66be-01ed-42a8-9685-9e6b8ad4e6e3.png?v=1782892483\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014024716470,"sku":"21000-16-10-00-072-03-02","price":226.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-20-018-04-02_1cee22f9-38e0-403f-8b9a-e3426bf50b58.jpg?v=1784692125"},{"product_id":"21000-16-10-00-144-03-02-bently-nevada-housing-assembly-3300-xl","title":"21000-16-10-00-144-03-02 Bently Nevada Housing Assembly 3300 XL","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e21000-16-10-00-144-03-02\u003c\/strong\u003e Bently Nevada proximity probe housing assembly integrates an inverted 3300 XL 8 mm transducer with a rugged aluminum body and 304 stainless steel sleeve. Engineers specify this \u003cstrong\u003e21000-16-10-00-144-03-02\u003c\/strong\u003e enclosure system to secure external machinery vibration probes while satisfying API 670 standards in hazardous industrial areas.\u003c\/p\u003e\n\u003ch3\u003ePart Number Configuration Breakdown\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel and Suffix Code\u003c\/th\u003e\n\u003cth\u003eConfiguration Option\u003c\/th\u003e\n\u003cth\u003eEngineering Specification Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e21000\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBase Model Series\u003c\/td\u003e\n\u003ctd\u003eProximity Probe Housing Assembly with Aluminum Body \u0026amp; 304 SST Sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-16\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe Option with Connector\u003c\/td\u003e\n\u003ctd\u003eIncludes 3300 XL 8 mm reverse mount proximity probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe Cable Length\u003c\/td\u003e\n\u003ctd\u003e1.0 metre (39 inches) integral coaxial cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-00\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandoff Adapter\u003c\/td\u003e\n\u003ctd\u003eNo standoff adapter installed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-144\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe Penetration (Option D)\u003c\/td\u003e\n\u003ctd\u003e14.4 inches penetration length (requires sleeve support if \u0026gt;12 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-03\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConduit Fittings Kit\u003c\/td\u003e\n\u003ctd\u003eOne 3\/4-14 NPT plug, reducer, and cable seal grip with multiple grommets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMounting Thread\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT external probe housing mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications Data Sheet\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Bently Nevada\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Part Number:\u003c\/strong\u003e \u003cstrong\u003e21000-16-10-00-144-03-02\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Proximity Probe Housing Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Aluminum body with 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Rating:\u003c\/strong\u003e CSA Type 4, Explosion-proof\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Physical Weight:\u003c\/strong\u003e Approximately 1.1 kg (2.4 lbs) without fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Penetration Limit:\u003c\/strong\u003e Up to 32.9 in (83.5 cm) combined dimension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance Standards:\u003c\/strong\u003e API 670 Compliant, RoHS Directive 2011\/65\/EU, FCC Part 15\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Installation and Alignment Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the \u003cstrong\u003e21000-16-10-00-144-03-02\u003c\/strong\u003e housing securely using the 3\/4-14 NPT mounting thread. Because the probe penetration length (Option D) is 14.4 inches—exceeding the 12-inch threshold—install an auxiliary internal sleeve support near the probe tip to eliminate fluid-induced resonance. Ensure thread seal compounds are applied correctly and tighten the dome cover to maintain CSA Type 4 environmental integrity.\u003c\/p\u003e\n\u003ch3\u003eRoutine Upkeep and Inspection Protocols\u003c\/h3\u003e\n\u003cp\u003eInspect the cable seal grip grommets periodically to verify that environmental moisture or oil vapor cannot bypass the cable entry point. Check exterior aluminum and stainless steel components annually for galvanic corrosion if deployed in offshore or highly corrosive chemical processing atmospheres.\u003c\/p\u003e\n\u003ch3\u003eHazardous Area Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNorth America CSA Explosion-Proof: Class I, Divisions 1 \u0026amp; 2, Groups C \u0026amp; D\u003c\/li\u003e\n\u003cli\u003eDust Ignition Proof: Class II, Divisions 1 \u0026amp; 2, Groups E, F, \u0026amp; G\u003c\/li\u003e\n\u003cli\u003eNon-Incendive Circuit Rating: Compliant with installation drawing 140979\u003c\/li\u003e\n\u003cli\u003eAmbient Operating Temperature Limits: T5 at -50°C to +40°C; T4 at -50°C to +80°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipment Contents and Warranty Protection\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne \u003cstrong\u003e21000-16-10-00-144-03-02\u003c\/strong\u003e Probe Housing Assembly Unit\u003c\/li\u003e\n\u003cli\u003eScrew-in Domed Protective Cover\u003c\/li\u003e\n\u003cli\u003eConfigured 3\/4-14 NPT Conduit Fittings and Reducer Kit\u003c\/li\u003e\n\u003cli\u003eCable Seal Grip with Selection Grommets\u003c\/li\u003e\n\u003cli\u003eComprehensive 12-Month Factory Replacement Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLogistics and Dispatch Information\u003c\/h3\u003e\n\u003cp\u003eWe process and dispatch orders containing the \u003cstrong\u003e21000-16-10-00-144-03-02\u003c\/strong\u003e within 24 to 48 hours of verification. We utilize premier international freight carriers including FedEx, UPS, and DHL to ensure secure global transit.\u003c\/p\u003e\n\u003ch3\u003eTarget Industrial Equipment and Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHeavy-Duty Industrial Steam Turbines\u003c\/li\u003e\n\u003cli\u003eLarge Multistage Centrifugal Compressors\u003c\/li\u003e\n\u003cli\u003eHigh-Speed Gas Turbine Generator Sets\u003c\/li\u003e\n\u003cli\u003eHigh-Capacity Heavy Industrial Pumps\u003c\/li\u003e\n\u003cli\u003eCritical Gearbox Shaft Monitoring Skids\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdvanced Diagnostic Capabilities\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e21000-16-10-00-144-03-02\u003c\/strong\u003e assembly houses a precise reverse-mount 3300 XL probe that feeds instantaneous gap voltage variations directly to monitoring racks. This setup allows machinery protection systems to identify abnormal shaft orbital motion, bearing wear, and unbalance forces before structural failure occurs.\u003c\/p\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eGlobal PLC Spare HUB vibration specialists highlight that when utilizing deep-penetration probe housings like the \u003cstrong\u003e21000-16-10-00-144-03-02\u003c\/strong\u003e, verifying proper clearance inside the counterbore is vital to prevent side-view electromagnetic clipping against machine casing walls.\u003c\/p\u003e\n\u003ch3\u003eModel Comparison and Technical Advice\u003c\/h3\u003e\n\u003cp\u003eFor applications requiring shorter insertion depths, evaluate the alternative \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-05-00-105-03-02-bently-nevada-proximity-probe-housing\"\u003e21000-16-05-00-105-03-02\u003c\/a\u003e model configuration. While that unit features a shorter 1.05-inch penetration depth and a 0.5-meter cable suited for compact machinery casings, deploying the \u003cstrong\u003e21000-16-10-00-144-03-02\u003c\/strong\u003e provides the extended 14.4-inch reach necessary for thick-walled turbine barrels.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is intermediate sleeve support mandatory when probe penetration exceeds 12 inches?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eExtended probe sleeves vibrate under high fluid turbulence velocities; adding internal mechanical support prevents fatigue cracks and resonant distortion.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I select the correct cable seal grommet size during field wiring?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMatch your armored or unarmored signal cable outer diameter to the corresponding grommet range (1\/8 to 3\/16, 1\/4 to 5\/16, or 5\/16 to 3\/8 inches) to guarantee a moisture-tight seal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this housing be installed in outdoor marine environments without secondary enclosures?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the CSA Type 4 aluminum and stainless steel construction resists severe weather and dust intrusion without requiring secondary weather hoods.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary purpose of the reverse-mount probe configuration inside this housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReverse mounting allows the probe tip to face outward toward the internal machinery target while keeping connectors protected safely inside the sealed housing cavity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does temperature variation affect the hazardous area rating parameters?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe assembly achieves a T5 temperature class in ambient conditions up to 40°C and a T4 temperature class in environments reaching 80°C.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014024749238,"sku":"21000-16-10-00-144-03-02","price":204.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-20-030-04-02_216f7041-ead9-49cf-bbd3-8fba50c04df1.jpg?v=1785227717"},{"product_id":"21000-28-05-00-105-04-02-bently-nevada-proximity-probe-housing","title":"21000-28-05-00-105-04-02 Bently Nevada Proximity Probe Housing","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e21000-28-05-00-105-04-02\u003c\/strong\u003e is an API 670 compliant, explosion-proof proximity probe housing assembly engineered by Bently Nevada. Designed for hostile industrial machinery environments, this assembly provides sealed enclosure protection for reverse-mount 3300 XL 8 mm proximity probes used in continuous vibration, shaft position, and axial displacement monitoring systems.\u003c\/p\u003e\n\u003cp\u003eConstructed from die-cast aluminum with a 304 stainless steel sleeve, the \u003cstrong\u003e21000-28-05-00-105-04-02\u003c\/strong\u003e modular housing allows external probe penetration adjustments without removing main machine casing covers. It carries CSA Type 4 ratings and intrinsically safe approvals for Class I, Division 1 and 2 hazardous locations.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown: 21000-28-05-00-105-04-02\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Housing Model:\u003c\/strong\u003e 21000 — Aluminum Body with 304 Stainless Steel Sleeve\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[28] Probe Option:\u003c\/strong\u003e 3300 XL 8 mm Reverse Mount Probe (Hazardous Area Approved)\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[05] Cable Length:\u003c\/strong\u003e 0.5 meter (20 inches) Miniature Coaxial Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e[00] Standoff Adapter:\u003c\/strong\u003e No Standoff Adapter Included (Direct NPT Mounting)\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[105] Probe Penetration Depth:\u003c\/strong\u003e 10.5 inches (266.7 mm) Sleeve Length\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e[04] Fitting Option:\u003c\/strong\u003e One 3\/4-14 NPT Conduit Plug Installed\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e[02] Mounting Thread Option:\u003c\/strong\u003e 3\/4-14 NPT External Process Connection Thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Specifications \u0026amp; Structural Parameters\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #0056b3; color: #ffffff;\"\u003e\n\u003cth style=\"text-align: left; width: 35%;\"\u003eEngineering Attribute\u003c\/th\u003e\n\u003cth style=\"text-align: left; width: 65%;\"\u003eDesign Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer \u0026amp; Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBently Nevada 21000 Series API 670 Probe Enclosures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e21000-28-05-00-105-04-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChromate-treated Aluminum Housing with 304 Stainless Steel Probe Sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Transducer Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm Eddy Current Proximity Probe (Reverse Mount Type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntegrated Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 Meter (20 Inches) Coaxial Cable with ClickLoc Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleeve Penetration Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.5 Inches (266.7 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProcess Connection Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT External Thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConduit Entry Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT Port with One Heavy-Duty Plug Installed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Physical Assembly Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lbs) Typical (Excluding External Conduit Fittings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 \/ IP66 Equivalent Weatherproof Seal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHazardous Area Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Class I Div 1\/2 Groups C, D; Class II Div 1\/2 Groups E, F, G; Class III\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT5 @ Ta = -50°C to +40°C; T4 @ Ta = -50°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPI 670 Standard 5th Edition Compliant; RoHS Directive 2011\/65\/EU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCross-Model Specification Comparison \u0026amp; Technical Selection\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"text-align: left; width: 25%;\"\u003eConfiguration Parameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; width: 37.5%;\"\u003eCurrent Model: 21000-28-05-00-105-04-02\u003c\/th\u003e\n\u003cth style=\"text-align: left; width: 37.5%;\"\u003eAlternate Option: \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-05-15-072-03-02-bently-nevada-proximity-probe-assembly\" target=\"_blank\"\u003e21000-16-05-15-072-03-02\u003c\/a\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransducer Probe Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm Reverse Mount Probe (Option 28)\u003c\/td\u003e\n\u003ctd\u003e3300 8 mm Reverse Mount Probe (Option 16)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Adapter Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo Standoff Adapter \/ Direct NPT Mount (Option 00)\u003c\/td\u003e\n\u003ctd\u003e1.5 Inch (38.1 mm) Standoff Adapter Included (Option 15)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePenetration Depth (C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.5 Inches (266.7 mm) Sleeve Length\u003c\/td\u003e\n\u003ctd\u003e7.2 Inches (182.8 mm) Sleeve Length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConduit Fitting Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne 3\/4-14 NPT Plug Only (Option 04)\u003c\/td\u003e\n\u003ctd\u003eOne 3\/4-14 NPT Plug + Cable Gland Assembly (Option 03)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT External Process Thread (Option 02)\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT External Process Thread (Option 02)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eSelection Engineering Guidance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Generation Matching:\u003c\/strong\u003e Select the target unit based on your Proximitor sensor architecture. Option 28 (3300 XL) delivers linear extended scale performance and enhanced EMI immunity compared to legacy Option 16 (3300) transducers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Clearance Calculations:\u003c\/strong\u003e Option 00 provides direct surface thread engagement for deep machine insertion (10.5 in). If external clearance between the machine wall and structural steel is constrained, select models with standoff adapters such as the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-05-15-072-03-02-bently-nevada-proximity-probe-assembly\" target=\"_blank\"\u003e21000-16-05-15-072-03-02\u003c\/a\u003e to offset the outer dome housing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTarget Machinery \u0026amp; Industrial Field Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAPI 612 Steam Turbines:\u003c\/strong\u003e Thrust position and radial vibration tracking on high-pressure casing glands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal Gas Compressors:\u003c\/strong\u003e Shaft displacement surveillance on high-speed hydrocarbon barrel compressors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoiler Feed Pumps:\u003c\/strong\u003e Continuous axial rotor position feedback under high ambient humidity and temperature cycling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInduced Draft Fans \u0026amp; Blowers:\u003c\/strong\u003e Machinery protection loops operating in Class I, Division 1 hazardous process gas areas.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiagnostic Integration \u0026amp; Mechanical Integrity\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInternal sleeve design protects delicate coaxial cable runs against physical abrasion, oil saturation, and flying mechanical debris.\u003c\/li\u003e\n\u003cli\u003eAdjustable reverse-mount probe threaded sleeve permits precise target gap setting (typically -9.00 VDC or 1.0 mm baseline gap) prior to sealing the outer dome cover.\u003c\/li\u003e\n\u003cli\u003eO-ring body seal structure retains CSA Type 4 isolation, preventing moisture ingress into the conduit header during high-pressure washdown cycles.\u003c\/li\u003e\n\u003cli\u003eCompatible with TK-3 3-Channel optical gap verification tools and digital voltmeters connected to 3300 XL Proximitor sensor diagnostic terminals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eIn high-vibration machinery installations, incorrect installation of the 21000 sleeve center-lock nut can lead to false thrust displacement trip alarms. The probe sleeve must be rigid within the machine shell tap; any axial play in the 304 stainless steel tube will mimic rotor movement to the 3300 XL eddy current sensor, shifting the DC gap voltage outside the calibrated -9.00 VDC baseline window.\u003c\/p\u003e\n\u003cp\u003eDuring an overhaul on an offshore compressor deck, field technicians reported erratic vibration spikes on a 10.5-inch sleeve assembly. Diagnostic analysis using a dial indicator showed that thermal expansion on the long unguided 10.5-inch sleeve caused mechanical resonance at operating speeds. Installing a midpoint dampening bushing and re-torquing the 3\/4-14 NPT thread seal restored mechanical stability, eliminating false vibration signals and maintaining continuous 24\/7 protection.\u003c\/p\u003e\n\u003ch3\u003eLogistics, Delivery \u0026amp; Warranty Policy\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory Quality:\u003c\/strong\u003e Supplied as 100% genuine Bently Nevada hardware in original factory packaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Assurance:\u003c\/strong\u003e Backed by a full 12-month factory-grade replacement warranty starting from dispatch date.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Global Courier:\u003c\/strong\u003e Worldwide expedited priority shipment handled via FedEx, UPS, and DHL Express.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch Lead Time:\u003c\/strong\u003e Factory inventory items ship within 24 to 48 hours following order confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Selection FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the total probe sleeve penetration calculated when ordering a 21000 housing assembly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMeasure the distance from the outer surface of the machine mounting boss to the target shaft face, factoring in required probe gap clearance. Match this total depth directly to the suffix code (e.g., 105 represents 10.5 inches of internal penetration).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan a 3300 XL probe with a 0.5-meter cable be extended directly to a remote monitor cabinet?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the 0.5-meter probe cable must connect to a matching 3300 XL extension cable and 3300 XL Proximitor sensor. The total combined length of probe plus extension cable must equal exactly 5.0 meters or 9.0 meters according to Proximitor tuning.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary benefit of selecting an aluminum body housing over stainless steel options?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe aluminum body (21000) provides lightweight structural protection and superior heat dissipation at a lower cost, suitable for standard API 670 installations. Stainless steel housings (24701) are recommended primarily for highly corrosive marine environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do technicians reset probe gap voltage without disassembling the entire housing body?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUnscrew the outer dome cover, loosen the internal sleeve lock nut, and rotate the reverse-mount sleeve assembly using precision hand tools while monitoring the Proximitor output DC voltage until the target voltage (e.g., -9.00 VDC) is reached.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat maintenance procedure should be followed when replacing an internal probe in a hazardous zone?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnsure loop power to the Proximitor sensor is isolated or verify the area is non-hazardous. Remove the housing dome cover, disconnect theClickLoc coaxial connector, loosen the sleeve retaining nut, and back out the reverse-mount probe without disturbing main process piping.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014024814774,"sku":"21000-28-05-00-105-04-02","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-20-050-03-02_ec34a626-dead-424c-9208-b5569c8bdfea.jpg?v=1788426927"},{"product_id":"bently-nevada-21000-28-05-20-051-04-02-proximity-probe-housing-assembly","title":"Bently Nevada 21000-28-05-20-051-04-02 Proximity Probe Housing Assembly","description":"\u003ch3\u003eProduct Introduction\u003c\/h3\u003e\n\u003cp\u003eWelcome to the Global PLC Spare HUB Review and Engineering Insight. This technical evaluation covers the \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e21000-28-05-20-051-04-02\u003c\/strong\u003e Proximity Probe Housing Assembly from the \u003cstrong\u003e21000\u003c\/strong\u003e Series. Designed for rigorous industrial environments, this assembly houses reverse mount proximity probes safely while maintaining full compliance with API 670 standards for externally mounted vibration sensors. Field experience shows that utilizing robust aluminum bodies with stainless steel sleeves prevents housing degradation during high-vibration turbine monitoring operations.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTechnical Parameter\u003c\/th\u003e\n\u003cth\u003eSpecification Detail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eBently Nevada\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \/ Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e21000-28-05-20-051-04-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e21000\u003c\/strong\u003e Proximity Probe Housing Assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3300 XL\u003c\/strong\u003e 8 mm probe with selectable hazardous area approvals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e0.5 m\u003c\/strong\u003e (20 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Adapter Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e2 in\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Penetration Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e5.1 in\u003c\/strong\u003e (051)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne \u003cstrong\u003e3\/4-14 NPT\u003c\/strong\u003e plug only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Thread Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e3\/4-14 NPT\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum body with \u003cstrong\u003e304 stainless steel sleeve\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e1.1 kg\u003c\/strong\u003e (2.4 lb) typical without fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Dimension\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e13.5 in\u003c\/strong\u003e (34.3 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e-50°C to +80°C\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the assembly directly to machinery casing using the \u003cstrong\u003e3\/4-14 NPT\u003c\/strong\u003e mounting thread option.\u003c\/li\u003e\n\u003cli\u003eEnsure the standoff adapter is firmly secured to maintain the exact \u003cstrong\u003e5.1 in\u003c\/strong\u003e probe penetration depth.\u003c\/li\u003e\n\u003cli\u003eRoute the \u003cstrong\u003e0.5 m\u003c\/strong\u003e probe cable carefully through the internal threaded ports to prevent pinching.\u003c\/li\u003e\n\u003cli\u003eConnect external conduit lines securely into the provided \u003cstrong\u003e3\/4-14 NPT\u003c\/strong\u003e threaded ports for complete environmental sealing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommissioning \u0026amp; Maintenance Convenience\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe removable dome cover screws directly into the housing body for rapid internal component inspection.\u003c\/li\u003e\n\u003cli\u003eIntegrated O-rings and thread seals minimize fluid ingress risks during routine washdowns.\u003c\/li\u003e\n\u003cli\u003eTechnicians can replace internal reverse mount proximity probes without uninstalling the primary housing unit from the machine frame.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Compliance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFully compliant with the American Petroleum Institute API 670 Standard for externally mounted proximity probe housings.\u003c\/li\u003e\n\u003cli\u003eCertified by the Canadian Standards Association CSA for hazardous locations.\u003c\/li\u003e\n\u003cli\u003eCompliant with European Community Directive RoHS \u003cstrong\u003e2011\/65\/EU\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eApproved for North American hazardous areas: Class I Divisions 1 and 2 Groups C and D; Class II Divisions 1 and 2 Groups E, F, and G; Class III; Enclosure Type 4.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackaging \u0026amp; Logistics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied strictly as \u003cstrong\u003eNew \u0026amp; Original in Factory Packing\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eBacked by a comprehensive \u003cstrong\u003e12-month factory warranty\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDispatched via reliable courier services including \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eProcessed and shipped within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e globally.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications \u0026amp; Diagnostic Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDeployed extensively on critical turbomachinery including steam turbines, gas turbines, compressors, and large pumps.\u003c\/li\u003e\n\u003cli\u003eProvides stable mechanical housing support for displacement sensors measuring radial vibration, axial position, and shaft speed.\u003c\/li\u003e\n\u003cli\u003eGlobal PLC Spare HUB's Insight highlights that secure housing installation prevents spurious high-frequency noise spikes, ensuring accurate gap voltage transmission to monitoring monitors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the \u003cstrong\u003e21000-28-05-20-051-04-02\u003c\/strong\u003e housing be installed in explosive atmospheres?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it holds CSA explosion-proof certifications for Class I, II, and III hazardous locations when ordered for North American end users.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What maintenance steps reduce O-ring degradation in high-vibration setups?\u003c\/strong\u003e\u003cbr\u003eA: Field engineers recommend inspecting the dome cover O-rings during every scheduled outage and applying approved thread lubricant to maintain environmental seals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the standoff adapter affect probe penetration?\u003c\/strong\u003e\u003cbr\u003eA: The \u003cstrong\u003e2 in\u003c\/strong\u003e standoff adapter establishes the precise mechanical offset required to achieve the total \u003cstrong\u003e5.1 in\u003c\/strong\u003e probe penetration depth inside the machine casing.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014024847542,"sku":"21000-28-05-20-051-04-02","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-00-030-04-02_2272c7c3-387b-46eb-9994-69e1c8e4cb1b.jpg?v=1785835351"},{"product_id":"21000-28-10-00-217-04-02-proximity-probe-housing-bently-nevada","title":"21000-28-10-00-217-04-02 Proximity Probe Housing Bently Nevada","description":"\u003ch3\u003e\u003cstrong\u003eBently Nevada \u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-00-217-04-02\u003c\/span\u003e Proximity Transducer Housing Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada \u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-00-217-04-02\u003c\/span\u003e\u003c\/strong\u003e is an industrial-grade external probe housing assembly designed for non-contact eddy current transducer systems. Engineered to protect proximity sensors installed on hazardous or harsh rotating machinery, this rugged enclosure features a durable cast aluminum main body paired with a 304 stainless steel penetration sleeve. Mechanical engineers utilize this explosion-proof assembly to adjust, inspect, or replace proximity probes externally without dismantling machine casings or shutting down plant operations.\u003c\/p\u003e\n\u003cp\u003eThis housing unit isolates the internal eddy current probe from process pressure, harsh atmospheric conditions, and dirty bearing environments. Rated as a Type 4 enclosure with hazardous area approvals, the assembly maintains environmental sealing while permitting precise mechanical positioning of the internal 3300 XL 8 mm proximity probe relative to the target shaft surface.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-00-217-04-02\u003c\/span\u003e Configuration Breakdown \u0026amp; Ordering Structure\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model Family: 21000\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction Material:\u003c\/strong\u003e Heavy-Duty Aluminum Body with 304 Stainless Steel Sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Protection:\u003c\/strong\u003e Type 4 Rated, Explosion-Proof with Specific Hazardous Options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option [-28]:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelection:\u003c\/strong\u003e 3300 XL 8 mm Probe with Multiple Agency Approvals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Cable Length Option [-10]:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelection:\u003c\/strong\u003e 1.0 Meter (39 Inches) Integrated Probe Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter Option [-00]:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelection:\u003c\/strong\u003e No Standoff Adapter Included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration Option [-217]:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelection:\u003c\/strong\u003e 21.7 Inches Sleeve Insertion Depth\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option [-04]:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelection:\u003c\/strong\u003e One 3\/4-14 NPT Plug Only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread Option [-02]:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelection:\u003c\/strong\u003e 3\/4-14 NPT Threads (Required when no standoff adapter is selected)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-00-217-04-02\u003c\/span\u003e Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand Manufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBently Nevada (Baker Hughes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Model Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-00-217-04-02\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000 Proximity Probe Housing Assemblies\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Body Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-Strength Cast Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleeve Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e304 Corrosion-Resistant Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 m (39 inches) Internal Routing Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEffective Penetration Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.7 inches (551.2 mm) Sleeve Length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMain Mounting Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT Standard Male Thread Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePort \u0026amp; Cable Fittings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT Plug Assembly (Option 04)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Certified Type 4 Enclosure \/ Explosion-Proof Rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHazardous Area Approvals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCanadian Standards Association (CSA) \u0026amp; Multiple Global Certifications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Unit Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lbs) typical (without external conduit fittings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eMachinery Monitoring \u0026amp; Diagnostic Utility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada \u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-00-217-04-02\u003c\/span\u003e\u003c\/strong\u003e housing protects critical transducer channels configured for continuous machinery protection. By supporting precise sleeve positioning and probe gap adjustments, the assembly ensures high-fidelity signal output for key vibration diagnostic methods:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Probe Gap Calibration:\u003c\/strong\u003e Allows technicians to verify voltage gap settings (-9.0V to -11.0V DC standard baseline) externally without exposing workers to rotating shafts or hazardous process gases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Radial Dynamic Vibration:\u003c\/strong\u003e Protects dual orthogonal (X-Y) probe pairs measuring dynamic shaft orbit motion in high-speed fluid-film sleeve bearings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxial Thrust Position Tracking:\u003c\/strong\u003e Delivers rigid mechanical alignment for axial displacement probes tracking rotor position relative to thrust collar faces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhase Reference Keyphasor Inputs:\u003c\/strong\u003e Provides secure physical positioning for once-per-turn phase timing measurements over keyways or notches.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment \u0026amp; Industrial Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Centrifugal Compressors:\u003c\/strong\u003e Heavy-duty refinery wet gas compressors, pipeline boosters, and cracked gas machinery trains.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Steam \u0026amp; Gas Turbines:\u003c\/strong\u003e Power generation turbine main bearings requiring hazardous area explosion-proof conduit sealing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Pressure Boiler Feed Pumps:\u003c\/strong\u003e Multi-stage feed pumps subject to high ambient temperatures and steam\/water washdowns.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Electric Motors \u0026amp; Gearboxes:\u003c\/strong\u003e Sleeve-bearing induction motors, planetary gearsets, and heavy industrial blowers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eLogistics, Packaging \u0026amp; Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging Condition:\u003c\/strong\u003e Brand new and original \u003cstrong\u003eBently Nevada \u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-00-217-04-02\u003c\/span\u003e\u003c\/strong\u003e assembly in factory sealed packaging with complete certification documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Express Shipping:\u003c\/strong\u003e Orders process and dispatch within 24 to 48 hours via premium express carriers (FedEx, UPS, DHL).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Month Factory Warranty:\u003c\/strong\u003e Backed by a full 12-month operational replacement guarantee starting from the dispatch date.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB Field Engineering Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eDuring field installations of the \u003cstrong\u003eBently Nevada \u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-00-217-04-02\u003c\/span\u003e\u003c\/strong\u003e, mechanical sleeve measurement and thread sealing require strict execution. On a recent overhaul project at a fertilizer synthesis plant, maintenance teams encountered signal instability on a high-pressure synthesis gas compressor. Inspection revealed that installers had over-torqued the internal probe sleeve set screw, crushing the internal coaxial cable sheath inside the 21.7-inch stainless steel sleeve.\u003c\/p\u003e\n\u003cp\u003eOur specialists recommend executing a full sleeve length dry fit prior to final installation. Ensure the internal 1.0 m probe cable glides freely without twisting during penetration sleeve adjustment. Always apply NPT-rated explosion-proof thread sealant on the 3\/4-14 NPT mounting threads to maintain Type 4 ingress protection, and verify that cable seal fittings prevent oil mist from wicking into external junction boxes.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions \u0026amp; Practical Field Advice\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I measure the correct penetration depth when selecting a 21000 series housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Measure the distance from the outer surface of the machine mounting boss or standoff flange to the outer diameter of the rotating shaft target. Subtract the required probe tip clearance (typically 50 mils \/ 1.27 mm) to determine your exact sleeve penetration length (such as the 21.7-inch option specified here).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the 3300 XL 8 mm probe installed inside this housing be replaced independently of the aluminum body?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. The modular design allows field engineers to loosen the sleeve locknut, withdraw the stainless steel sleeve and probe assembly, and replace the internal transducer element without unthreading the main 3\/4-14 NPT aluminum housing from the machine casing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the mechanical function of the 304 stainless steel sleeve in high-vibration applications?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The 304 stainless steel sleeve acts as a rigid, non-magnetic guide sheath that prevents structural resonance flexing of long probe bodies under high bearing oil turbulence or windage within the machine housing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is NPT thread sealant required on the 3\/4-14 NPT mounting threads during hazardous area installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: To comply with explosion-proof and Type 4 ingress standards, tapered NPT threads must form a gas-tight flame path seal. Using appropriate conductive conduit thread sealant prevents corrosive atmospheric gases from entering the aluminum housing while preventing process fluid leaks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How can I verify that the internal 1.0 m probe cable hasn't twisted inside the housing during installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Before tightening the outer fitting plugs, perform a continuity and resistance test on the coaxial connector while rotating the sleeve adjustment mechanism. Resistance should remain constant; any variance indicates cable pinching or internal torsional stress.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014024880310,"sku":"21000-28-10-00-217-04-02","price":185.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-10-15-114-03-02_00223e42-7566-43d3-9536-118260e78bd8.jpg?v=1787817148"},{"product_id":"21000-28-10-20-028-04-02-bently-nevada-proximity-housing","title":"21000-28-10-20-028-04-02 Bently Nevada Proximity Housing","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e330103-00-10-10-02-00\u003c\/span\u003e\u003c\/strong\u003e is a high-accuracy \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/strong\u003e 8 mm \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eProximity Probe\u003c\/span\u003e\u003c\/strong\u003e manufactured by \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e. Engineered with an M10 x 1 metric thread structure and Polyphenylene sulfide probe tips, it measures vibration and displacement parameters on critical turbomachinery. It delivers unmatched signal linearity and environmental robustness in demanding industrial asset protection loops.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model (330103):\u003c\/strong\u003e 3300 XL 8 mm Probe, M10 x 1 thread, unarmored design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnthreaded Length Option (-00):\u003c\/strong\u003e 0 mm minimum unthreaded case extension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Case Length Option (-10):\u003c\/strong\u003e 100 mm total rigid case length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Length Option (-10):\u003c\/strong\u003e 1.0 meter (3.3 feet) system cable length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector and Cable Type (-02):\u003c\/strong\u003e Miniature coaxial ClickLoc connector with standard cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAgency Approval Option (-00):\u003c\/strong\u003e Standard non-hazardous or standard unrated configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications Matrix\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand and Series:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e \/ \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinear Range:\u003c\/strong\u003e 2 mm (80 mils) linear span, starting approx 0.25 mm (10 mils) from target (~ -1 to -17 Vdc)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Gap Setting:\u003c\/strong\u003e -9 Vdc, equivalent to approximately 1.27 mm (50 mils) radial gap\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Probe DC Resistance:\u003c\/strong\u003e 7.59 ± 0.50 ohms from center conductor to outer shield\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Wiring Limits:\u003c\/strong\u003e 16 to 24 AWG (0.2 to 1.5 mm2); maximum length 305 meters (1,000 feet) using 3-conductor shielded triad cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Composition:\u003c\/strong\u003e Polyphenylene sulfide (PPS) tip, AISI 303 or 304 stainless steel case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Bounds:\u003c\/strong\u003e -52°C to +177°C (-62°F to +350°F) for standard operating storage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Certifications:\u003c\/strong\u003e Compatible with intrinsic safety zener barriers (Class I, Zone 0 \/ Division 1) and nonincendive circuit wiring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eModel Selection and Technical Comparison\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWhen selecting displacement transducers for specific machine casings, engineers must evaluate cable length and unthreaded length constraints. Review the comparison below against an alternative variant:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Model:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-330103-00-10-10-02-05-3300-xl-8mm-proximity-probe-sensor\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e330103-00-10-10-02-05\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e features a 100 mm case, 1.0-meter cable, and agency approvals (-05).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternative Comparison Model:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-330103-00-08-05-02-05\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e330103-00-08-05-02-05\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e features an 80 mm case (-08) and a shorter 0.5-meter cable (-05).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineering Advice:\u003c\/strong\u003e Choose the \u003cspan style=\"color: #0056b3;\"\u003e330103-00-10-10-02-00\u003c\/span\u003e when your bracket layout requires a longer 100 mm case insertion depth and a 1-meter lead to reach local junction connection boxes without extension cables. Ensure that ambient temperatures around the Viton o-ring seal remain above -34°C to prevent premature pressure boundary degradation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFulfillment and Quality Assurance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLogistics and Dispatch:\u003c\/strong\u003e Express global shipping facilitated through FedEx, UPS, and DHL with 24 to 48 hour processing windows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Terms:\u003c\/strong\u003e Covered by a comprehensive 12-month operational performance warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment and Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRadial vibration and shaft position monitoring on heavy industrial steam and gas turbines.\u003c\/li\u003e\n\u003cli\u003eCentrifugal compressor rotor eccentricity and axial thrust tracking.\u003c\/li\u003e\n\u003cli\u003eHigh-speed multi-stage industrial pumps and electric motor generator sets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight and Field Experience\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eField engineers at Global PLC Spare HUB frequently observe that improper thread engagement during probe installation can distort the stainless steel casing, leading to micro-cracking at the PPS tip interface. When installing the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e330103-00-10-10-02-00\u003c\/span\u003e\u003c\/strong\u003e, technicians should restrict thread engagement to a maximum of 15 mm and utilize calibrated torque tools to preserve the Viton seal integrity against pressurized oil environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What causes signal distortion when routing field wiring over long distances?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Exceeding the 305-meter threshold or failing to use a 3-conductor shielded triad cable introduces high-frequency signal rolloff and electromagnetic noise interference into the monitoring loop.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Can I expose the probe tip to temperatures exceeding +177°C during a thermal transient?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Standard configuration probes are rated up to +177°C. Sustained exposure past this limit requires transitioning to extended temperature range hardware to prevent internal coil deformation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: How does low ambient temperature affect the mechanical durability of the probe?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Temperatures dropping below -34°C (-30°F) harden the Viton o-ring seal, which can cause micro-fractures and lead to pressure boundary leakage in sealed machinery casings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Why is maintaining the exact -9 Vdc gap setting critical during initial commissioning?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Setting the initial gap to -9 Vdc centers the operating point precisely within the 2 mm linear range, preventing signal clipping during high-amplitude shaft vibrations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What purchasing strategy should I follow to avoid matching errors with extension cables?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Always match the total electrical length of the probe and extension cable combination (such as a cumulative 5-meter or 9-meter system loop) to maintain proper calibration scaling factors.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014024978614,"sku":"21000-28-10-20-028-04-02","price":196.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-00-050-03-02_9379d7d7-4e4c-4b2f-a610-c191da6ffdd1.jpg?v=1789107274"},{"product_id":"21000-16-05-15-102-03-02-bently-nevada-housing-assembly","title":"21000-16-05-15-102-03-02 Bently Nevada Housing Assembly","description":"\u003ch3\u003eProduct Introduction\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003e21000-16-05-15-102-03-02\u003c\/strong\u003e Proximity Probe Housing Assembly serves as a high-integrity environmental enclosure for vibration monitoring systems. Engineered to meet \u003cstrong style=\"color: #0056b3;\"\u003eAPI 670\u003c\/strong\u003e standards, this assembly safeguards critical 3300 XL 8mm proximity probes in harsh industrial landscapes. Its aluminum body and stainless steel sleeve construction provide excellent thermal stability and electromagnetic shielding for long-term predictive maintenance.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe following structure details the specific ordering parameters for the \u003cstrong style=\"color: #0056b3;\"\u003e21000-16-05-15-102-03-02\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model:\u003c\/strong\u003e 21000 (Proximity Probe Housing Assembly)\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option:\u003c\/strong\u003e 16 (3300 XL 8 mm probe)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e 05 (0.5 m \/ 20 in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter:\u003c\/strong\u003e 15 (1.5 in \/ 38 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration:\u003c\/strong\u003e 102 (10.2 in total penetration)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFittings:\u003c\/strong\u003e 03 (3\/4-14 NPT plug, 1\/2-14 reducer, and cable seal kit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread:\u003c\/strong\u003e 02 (3\/4-14 NPT standard)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%;\" cellspacing=\"0\" cellpadding=\"10\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #f2f2f2;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background-color: #f2f2f2;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong style=\"color: #0056b3;\"\u003e21000-16-05-15-102-03-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum body with 304 Stainless Steel sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lb) nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Depth (C+D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e34.3 cm (13.5 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Class 1 Div 1 \u0026amp; 2, RoHS, FCC Part 15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGlobal PLC Spare HUB Insight\u003c\/h3\u003e\n\u003cp\u003eAt \u003cstrong\u003eGlobal PLC Spare HUB\u003c\/strong\u003e, we identify the \u003cstrong style=\"color: #0056b3;\"\u003e21000 series\u003c\/strong\u003e as the industry standard for external probe mounting. This assembly is vital for equipment where casing thickness prohibits internal mounting. We recommend this configuration for large-frame centrifugal compressors and steam turbines where explosion-proof integrity is mandatory. Its superior diagnostic capability lies in isolating the probe from process pressure while maintaining the nanometer-level resolution required for precise shaft displacement analysis.\u003c\/p\u003e\n\u003ch3\u003eOperational Logistics \u0026amp; Quality\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Expedited global transit via \u003cstrong\u003eFedEx, UPS, or DHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead Time:\u003c\/strong\u003e Ready for dispatch within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Commitment:\u003c\/strong\u003e Every unit is provided new in factory packaging with a \u003cstrong\u003e12-month manufacturer's warranty\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e Housing assembly, 3300 XL 8mm probe, thread seals, O-rings, and conduit accessory kit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProfessional FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs additional support required for long penetration configurations?\u003c\/strong\u003e\u003cbr\u003eYes, if your total penetration (C+D) exceeds 300 mm (12 in), you must install external sleeve support to mitigate mechanical resonance that could bias vibration data.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I handle the probe identification flag if it is hidden inside the sleeve?\u003c\/strong\u003e\u003cbr\u003eIn specific configurations where the cable is deep within the assembly, the probe part number and serial number may not be externally visible. We recommend documenting these numbers in your maintenance logs prior to final housing assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this housing in intrinsically safe circuits?\u003c\/strong\u003e\u003cbr\u003eYes, when ordered with the appropriate explosion-proof certification, the housing is fully compatible with intrinsically safe applications, provided it is wired according to drawing 140979.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the included cable seal grip grommets?\u003c\/strong\u003e\u003cbr\u003eThey ensure a moisture-tight, secure connection for various conduit cable gauges ranging from 1\/8 inch to 3\/8 inch, maintaining the integrity of the CSA Type 4 enclosure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGuidance for selecting the right penetration length?\u003c\/strong\u003e\u003cbr\u003eAlways measure the distance from the mounting flange to the measurement target. Remember that the adjustment range for option D is limited to 13 mm (±0.5 in). If the distance is between 1.0 and 2.0 inches, consider counter-boring the case to eliminate side-view interference.\u003c\/p\u003e\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLarge-frame centrifugal compressors\u003c\/li\u003e\n\u003cli\u003eCritical steam and gas turbine shafts\u003c\/li\u003e\n\u003cli\u003eHigh-pressure process pumps\u003c\/li\u003e\n\u003cli\u003eHazardous zone rotational machinery\u003c\/li\u003e\n\u003cli\u003eRefinery and petrochemical monitoring infrastructure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_119a66be-01ed-42a8-9685-9e6b8ad4e6e3.png?v=1782892483\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025044150,"sku":"21000-16-05-15-102-03-02","price":195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-15-012-04-02_02ddac9d-4730-44fc-b6b2-8e47d60ffa67.jpg?v=1784022379"},{"product_id":"21000-16-10-15-098-03-02-bently-nevada-21000-probe-housing-assembly","title":"21000-16-10-15-098-03-02 Bently Nevada 21000 Probe Housing Assembly","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-16-10-15-098-03-02\u003c\/span\u003e\u003c\/strong\u003e is a heavy-duty, externally mounted proximity probe housing assembly. Manufactured by \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e, this product protects delicate eddy current sensors in demanding industrial environments. The system features a rugged, explosion-proof design that simplifies sensor adjustments during active machinery operation.\u003c\/p\u003e\n\u003cp\u003eThis aluminum housing includes a 304 stainless steel sleeve, an integrated reverse-mount \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/strong\u003e 8 mm proximity probe, and a 1.0-meter cable. The housing is designed to meet strict industrial safety and performance standards.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eOur senior instrumentation engineers have evaluated the mechanical design of the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e \u003cspan style=\"color: #0056b3;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e housing line. In heavy industries, process vibrations and aggressive external atmospheres can easily compromise standard exposed sensors. This custom configuration uses a 1.5-inch standoff adapter paired with a 9.8-inch sleeve penetration depth. This allows precise probe positioning while maintaining a robust, pressure-sealed barrier.\u003c\/p\u003e\n\u003cp\u003eThe certified CSA Type 4 housing complies fully with API 670 standards, making it highly reliable for petrochemical, refining, and power generation environments. The aluminum dome cover is easy to thread, allowing field engineers to adjust probe gaps without risking exposure to hazardous atmospheric elements.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown (21000 - AA-BB-CC-DDD-EE-FF)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe model code \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-16-10-15-098-03-02\u003c\/span\u003e\u003c\/strong\u003e is built using a precise, modular numbering system:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e (Proximity Probe Housing Assembly with Aluminum Body \u0026amp; 304 Stainless Steel Sleeve)\u003c\/li\u003e\n\u003cli\u003e  └── \u003cstrong\u003eProbe Option (AA):\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e16\u003c\/span\u003e\u003c\/strong\u003e (Includes 3300 XL 8 mm probe with ClickLoc connector)\u003c\/li\u003e\n\u003cli\u003e  └── \u003cstrong\u003eProbe Cable Length (BB):\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e10\u003c\/span\u003e\u003c\/strong\u003e (1.0 Meter \/ 39 inches of integrated cable)\u003c\/li\u003e\n\u003cli\u003e  └── \u003cstrong\u003eStandoff Adapter (CC):\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #15\u0026lt;\/span\u0026gt;\u0026lt;\/strong\u0026gt; (1.5 in \/ 38 mm standoff adapter length)\u0026lt;\/li\u0026gt;  \u0026lt;li\u0026gt;  └── \u0026lt;strong\u0026gt;probe penetration (ddd):\u0026lt;\/strong\u0026gt; \u0026lt;strong\u0026gt;\u0026lt;span style=;\"\u003e098\u003c\/span\u003e\u003c\/strong\u003e (9.8 inches total sleeve penetration depth)\u003c\/li\u003e\n\u003cli\u003e  └── \u003cstrong\u003eFittings Option (EE):\u003c\/strong\u003e \u003cstrong\u003e\u003cspan span=\"\" style=\"color: #03\u0026lt;\/span\u0026gt;\u0026lt;\/strong\u0026gt; (one 3\/4-14 npt plug, one 3\/4-14 to 1\/2-14 npt reducer, and cable seal grip)\u0026lt;\/li\u0026gt;  \u0026lt;li\u0026gt;  └── \u0026lt;strong\u0026gt;mounting thread (ff):\u0026lt;\/strong\u0026gt; \u0026lt;strong\u0026gt;\u0026lt;span style=;\"\u003e\u003c\/span\u003e\u003c\/strong\u003e (3\/4-14 NPT process mounting thread)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications Table\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border-color: #e0e0e0;\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"text-align: left;\"\u003eEngineering Parameter\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eTechnical Value \/ Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFull Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-16-10-15-098-03-02\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA356.0 cast aluminum (equivalent to Grade 356)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleeve Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAISI 304 Stainless Steel (SST)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Penetration Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.8 Inches (248.9 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 Inches (38.1 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT industrial thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntegrated Sensor Probe\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/strong\u003e 8 mm dynamic proximity probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntegrated Cable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 Meter unarmored coaxial cable with ClickLoc interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Nominal Assembly Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lbs) typical (excluding fittings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Protection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCertified CSA Type 4 Weather-proof Enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandards Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFully compliant with API 670 Standard specifications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment \u0026amp; Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-16-10-15-098-03-02\u003c\/span\u003e\u003c\/strong\u003e is designed for high-protection machinery applications, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCentrifugal compressors and expanders in high-pressure gas service\u003c\/li\u003e\n\u003cli\u003eHeavy-duty utility steam turbines and combined-cycle gas turbines\u003c\/li\u003e\n\u003cli\u003eLarge process pumps, induction motors, and structural gearboxes\u003c\/li\u003e\n\u003cli\u003eWet or corrosive environments requiring sealed, external probe mountings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eHousing Selection \u0026amp; Technical Standoff Comparison\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe configuration of probe sleeves and standoff adapters significantly alters physical mounting dynamics. Below is a structural comparison between this 1.5-inch standoff model and a direct-mount unthreaded option:\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border-color: #e0e0e0;\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"text-align: left;\"\u003eModel Identifier\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eStandoff (Option CC)\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003ePenetration Depth (Option DDD)\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eApplication \u0026amp; Engineering Recommendation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-16-10-15-098-03-02\u003c\/span\u003e\u003c\/strong\u003e (This Model)\u003c\/td\u003e\n\u003ctd\u003e1.5 Inches (Option 15)\u003c\/td\u003e\n\u003ctd\u003e9.8 Inches (Option 098)\u003c\/td\u003e\n\u003ctd\u003eRecommended for insulated machine casings. The standoff adapter provides thermal protection and clearance for outer lagging.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-00-00-066-03-02-bently-nevada-proximity-housing-assembly\" target=\"_blank\"\u003e\u003cstrong\u003e21000-28-00-00-066-03-02\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e0.0 Inches (Option 00)\u003c\/td\u003e\n\u003ctd\u003e6.6 Inches (Option 066)\u003c\/td\u003e\n\u003ctd\u003eRecommended for direct mounting on machine casings without external insulation. Designed to house a 3300 16mm High-Temperature Probe.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eMachinery Diagnostics \u0026amp; Compliance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn petrochemical applications, dynamic measurements must remain clear of external interference. The \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-16-10-15-098-03-02\u003c\/span\u003e\u003c\/strong\u003e protects your signal integrity. This lets monitoring systems perform advanced rotor dynamics diagnostics, such as orbit plot analysis, vibration trend tracking, and shaft centerline tracking under heavy loads.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eLogistics, Delivery \u0026amp; Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory Quality Guarantee:\u003c\/strong\u003e Global PLC Spare HUB provides a full 12-month quality warranty on this assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Processing:\u003c\/strong\u003e Orders are processed and dispatched within 24 to 48 hours of confirmation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Air Transport:\u003c\/strong\u003e We ship worldwide via FedEx, UPS, and DHL Express.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace the internal proximity probe inside this housing without removing the entire sleeve assembly?\u003c\/strong\u003e\u003cbr\u003eYes, the reverse-mount design of the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e series is designed exactly for this. Simply unscrew the rear dome cover, disconnect the coaxial connector, and back the reverse-mount probe out of the sleeve without disturbing the main sleeve thread or process seals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the 1.5-inch standoff adapter on this configuration?\u003c\/strong\u003e\u003cbr\u003eThe standoff adapter provides mechanical clearance. This is essential for machine casings with thick external thermal insulation or structural lagging. It extends the main dome housing away from the hot casing surface, keeping the probe electronics cooler.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this aluminum housing carry approvals for explosive gas environments?\u003c\/strong\u003e\u003cbr\u003eYes, this CSA-certified housing is rated explosion-proof for hazardous areas. It is approved for North American Class 1, Divisions 1 \u0026amp; 2, Groups C and D environments when installed with approved conduit seals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do the included cable seal grips with different grommets assist during installation?\u003c\/strong\u003e\u003cbr\u003eThe -03 fitting option includes a cable seal grip with multiple grommet sizes. This allows you to achieve a tight, weather-proof seal on various field-wiring cable diameters (1\/8 to 3\/8 inches), protecting the inside of the housing from moisture and dust.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the 304 stainless steel sleeve preferred over aluminum for casing penetration?\u003c\/strong\u003e\u003cbr\u003eWhile the main body uses lightweight cast aluminum, the sleeve penetrates the machinery casing. This sleeve must withstand hot lube oil, process gases, and mechanical shear stresses. 304 stainless steel provides excellent corrosion resistance and mechanical strength for this demanding role.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_119a66be-01ed-42a8-9685-9e6b8ad4e6e3.png?v=1782892483\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025076918,"sku":"21000-16-10-15-098-03-02","price":168.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-00-180-00-02_56391273-c3ef-46fc-bec0-751da262c10a.jpg?v=1784190349"},{"product_id":"bently-nevada-21000-28-05-00-076-04-02-proximity-probe-housing-api-670-certified","title":"Bently Nevada 21000-28-05-00-076-04-02 Proximity Probe Housing | API 670 Certified","description":"\u003ch3\u003eEngineering Overview: Rugged Proximity Housing\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-28-05-00-076-04-02\u003c\/span\u003e\u003c\/strong\u003e is a specialized \u003cstrong\u003eProximity Probe Housing Assembly\u003c\/strong\u003e from \u003cstrong\u003eBently Nevada\u003c\/strong\u003e, built to facilitate the integration of 3300 XL 8mm proximity transducers into critical rotating machinery. Designed without a standoff adapter, this unit offers a compact footprint, making it ideal for tight machine casing environments where space is at a premium. It is fully \u003cstrong\u003eAPI 670\u003c\/strong\u003e compliant and CSA certified for hazardous area deployments, providing robust protection for internal sensing electronics.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe following table summarizes the technical specifications and suffix codes for the \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-28-05-00-076-04-02\u003c\/span\u003e\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 21000 (Proximity Probe Housing Assembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (28):\u003c\/strong\u003e 3300 XL 8mm probe (Hazardous Area)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length (05):\u003c\/strong\u003e 0.5 m (20 in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter (00):\u003c\/strong\u003e No standoff adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration (076):\u003c\/strong\u003e 7.6 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option (04):\u003c\/strong\u003e 3\/4-14 NPT plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread (02):\u003c\/strong\u003e 3\/4-14 NPT\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB’s Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-28-05-00-076-04-02\u003c\/span\u003e\u003c\/strong\u003e is specifically optimized for short-to-medium penetration distances where thermal standoff is not required. By eliminating the standoff adapter, Bently Nevada has reduced the potential for mechanical resonance, leading to cleaner vibration signal capture. We recommend this model for end-users requiring a \"tight\" machine-to-housing fit, particularly in offshore platforms or gas processing facilities where the 3\/4-14 NPT explosion-proof seal is a requirement.\u003c\/p\u003e\n\u003ch3\u003eIndustrial Applications, Diagnostics \u0026amp; Logistics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable Equipment:\u003c\/strong\u003e Centrifugal pumps, industrial blowers, variable speed drives, and medium-frame motors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Capability:\u003c\/strong\u003e Enables precise shaft-to-case proximity tracking. The reverse-mount configuration allows for internal machine casing installation, ensuring the probe remains protected from external environmental hazards while maintaining high-fidelity gap data.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month standard factory warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Expedited global transit via FedEx, UPS, or DHL; 24–48 hour dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModel Comparison \u0026amp; Technical Advice\u003c\/h3\u003e\n\u003cp\u003eBelow is a technical comparison for your selection process:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-28-05-00-076-04-02\u003c\/span\u003e\u003c\/strong\u003e (Current Selection): Designed for direct mounting without an adapter. Perfect for compact spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-10-15-256-03-02-bently-nevada-proximity-probe-housing-explosion-proof\"\u003e21000-16-10-15-256-03-02\u003c\/a\u003e\u003c\/strong\u003e: Features a longer penetration (25.6-inch) and a standoff adapter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Suggestion:\u003c\/strong\u003e If your installation requires navigating deep external machine structures, the \u003cstrong\u003e21000-16-10-15-256-03-02\u003c\/strong\u003e is the required choice. However, for direct-mount applications with clear access, the \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-28-05-00-076-04-02\u003c\/span\u003e\u003c\/strong\u003e offers superior mechanical rigidity and signal stability by eliminating excess adapters.\u003c\/p\u003e\n\u003ch3\u003eExpert Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is there no standoff adapter option on this specific assembly?\u003c\/strong\u003e\u003cbr\u003eStandoff adapters are used to increase the distance between the probe housing and the machine case for thermal\/mechanical clearance. This model is engineered for direct-mount applications where clearance is sufficient.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of the \"AA=28\" probe configuration?\u003c\/strong\u003e\u003cbr\u003eSuffix code 28 indicates a probe compatible with hazardous area approvals. This is mandatory for installations in Class I, Division 1 areas, ensuring the entire loop meets safety requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 3\/4-14 NPT plug (EE=04) compromise the housing sealing?\u003c\/strong\u003e\u003cbr\u003eNo, the plug is a factory-tested component that ensures the NPT port maintains an explosion-proof rating when not being used for conduit entry, provided it is properly tightened.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow can I prevent vibration noise when mounting this housing directly to a machine?\u003c\/strong\u003e\u003cbr\u003eEnsure the mounting surface is machined flat. If the mounting surface is uneven, stress on the aluminum body can lead to micro-fissures or misalignment, impacting your gap data.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat do I do if I am located outside of North America?\u003c\/strong\u003e\u003cbr\u003ePer the datasheet, CA housings are for North American end-users only. You must order the standard \u003cstrong\u003e21000\u003c\/strong\u003e version, which follows the same technical specifications but is approved for international hazardous area use.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_6e858fd0-30b5-48e6-858e-63405295fa24.png?v=1777369254\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025109686,"sku":"21000-28-05-00-076-04-02","price":281.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-30-018-04-02_99b08f3b-a7eb-4f6c-afd5-0166ec464163.jpg?v=1779872336"},{"product_id":"21000-28-05-30-095-04-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-28-05-30-095-04-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003e\u003cstrong\u003e21000-28-05-30-095-04-02 Bently Nevada 3300 XL Proximity Probe Housing Assembly Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e engineered by \u003cstrong\u003eBently Nevada\u003c\/strong\u003e is an API 670 compliant proximity probe housing assembly designed for high-accuracy machinery vibration and radial displacement monitoring. Utilizing a durable aluminum body coupled with a 304 stainless steel sleeve, this assembly protects internal reverse-mount 3300 XL 8 mm probes within harsh industrial environments requiring CSA explosion-proof certification.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eGlobal PLC Spare HUB vibration analysis specialists frequently deploy the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e on high-speed centrifugal compressors and heavy industrial steam turbines where shaft radial vibration monitoring dictates critical shutdown thresholds. During a recent machinery protection audit at a high-pressure petrochemical refinery, our engineering team evaluated how varying standoff adapter lengths and deep probe penetration metrics affect mechanical resonance. We verified that installing secondary sleeve supports for penetration depths exceeding 300 mm successfully eliminates high-frequency structural harmonic interference, preserving true 3300 XL probe gap voltage linearity without signal distortion.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown \u0026amp; Suffix Coding Hierarchy\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model Family:\u003c\/strong\u003e \u003cstrong\u003e21000\u003c\/strong\u003e - Proximity Probe Housing Assemblies (\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetailed Suffix Breakdowns\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eA (Probe with Connector):\u003c\/strong\u003e 28 - 3300 XL 8 mm probe with selectable hazardous area approvals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB (Probe Cable Length):\u003c\/strong\u003e 05 - 0.5 meters (20 inches) cable length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC (Standoff Adapter Length):\u003c\/strong\u003e 30 - 3 inches standoff adapter dimension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eD (Probe Penetration):\u003c\/strong\u003e -095 - 9.5 inches total probe penetration setting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE (Fittings Option):\u003c\/strong\u003e 04 - One 3\/4-14 NPT plug only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eF (Mounting Thread Option):\u003c\/strong\u003e -02 - 3\/4-14 NPT mounting thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials of Construction:\u003c\/strong\u003e Aluminum housing body with 304 stainless steel probe sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse; border-color: #d3d3d3; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f4f4f4;\"\u003e\n\u003cth style=\"text-align: left; padding: 8px;\"\u003ePerformance Parameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 8px;\"\u003eAssembly Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eManufacturer \u0026amp; Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\n\u003cstrong\u003eBently Nevada\u003c\/strong\u003e \/ \u003cstrong\u003e3300 XL 21000 Series\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eExact Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eHazardous Area Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eCSA explosion-proof \/ Type 4 enclosure certified\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eAPI Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eFully compliant with API 670 Standard\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eTotal Penetration Metric\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003e9.5 inches (Option D) with 3 inch Standoff (Option C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eTotal Assembly Mass\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003e1.1 kg (2.4 lb) typical weight without fittings\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eSuitable Equipment and Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCritical multi-stage industrial centrifugal compressors and gas expanders.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty power generation steam turbines and heavy hydro-turbines.\u003c\/li\u003e\n\u003cli\u003eLarge industrial multi-axis pumps and high-speed motor-driven gearboxes.\u003c\/li\u003e\n\u003cli\u003eHazardous classified process areas requiring CSA explosion-proof vibration monitoring loops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostics and Signal Monitoring Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaintains precise mechanical air-gap clearance required for linear proximity probe voltage output.\u003c\/li\u003e\n\u003cli\u003eSupports continuous monitoring of shaft radial vibration, axial thrust position, and eccentric rotation.\u003c\/li\u003e\n\u003cli\u003eProtects internal coaxial connectors and probe tip integrity against corrosive gas and oil mist exposure.\u003c\/li\u003e\n\u003cli\u003eAllows systematic voltage checks via external monitoring instrumentation to detect mechanical runout anomalies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Selection Guidance \u0026amp; Cross-Model Comparison\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSelecting the correct housing assembly requires matching probe penetration depth and standoff dimensions to your machinery casing constraints. The \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e is configured for deep-set penetrations with a 9.5-inch probe extension and 3-inch standoff adapter. When engineering applications with shallower casing clearances, compare this unit against the baseline alternative model \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-10-00-037-03-02-bently-nevada-3300-xl-proximity-probe-housing-assembly\" style=\"color: #0056b3; text-decoration: underline;\"\u003e\u003cstrong\u003e21000-16-10-00-037-03-02 Bently Nevada 3300 XL Proximity Probe Housing Assembly\u003c\/strong\u003e\u003c\/a\u003e. \u003cstrong\u003eEngineering Advice:\u003c\/strong\u003e Specify the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e when thick machine thermal insulation or extended nozzle clearances require a 12.5-inch combined (C+D) depth. Choose the linked alternative if your installation demands a shorter penetration profile without standoff adapters.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eLogistics, Fulfillment, and Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition \u0026amp; Packaging:\u003c\/strong\u003e Brand new and original in factory packaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch Lead Time:\u003c\/strong\u003e Fast 24 to 48-hour order processing and global shipment execution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Carriers:\u003c\/strong\u003e Express international delivery via \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Assurance:\u003c\/strong\u003e Comprehensive 12-month factory defect protection clause.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is auxiliary sleeve support mandatory when combined C and D dimensions on the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e exceed 300 mm?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Excessive unsupported probe sleeve length causes fluid-induced or mechanical harmonic resonance, which distorts vibration gap voltage signals and triggers false machinery trips.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do instrument technicians handle part number and serial number identification when only a short section of the probe cable is visible outside the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Factory specifications note that probe P\/N and S\/N are displayed on an attached flag label specifically for tight C plus D combinations where cable visibility is restricted.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is machine case counterboring required during the physical installation of the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e or \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Case counterboring may be necessary for probe penetration lengths between 1.0 and 2.0 inches to minimize unwanted side-view or rear-view electromagnetic field interference from surrounding metal walls.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What specific maintenance steps prevent O-ring failure inside the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e dome cover during high-vibration turnarounds?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Technicians must inspect elastomer O-rings for thermal hardening during every internal calibration check and apply a thin layer of approved compatible lubricant to maintain environmental sealing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-30-095-04-02\u003c\/strong\u003e\u003c\/span\u003e housing assembly be used in non-hazardous balance-of-plant areas as well as explosive zones?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, because it meets CSA Type 4 enclosures and API 670 standards, it provides superior weatherproofing and mechanical protection in standard industrial environments as well as hazardous areas.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025142454,"sku":"21000-28-05-30-095-04-02","price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-30-050-04-02.jpg?v=1787888141"},{"product_id":"21000-28-10-00-180-00-02-bently-nevada-proximity-probe-housing-assemblies","title":"21000-28-10-00-180-00-02 Bently Nevada Proximity Probe Housing Assemblies","description":"\u003ch3\u003eProduct Introduction\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e Series Proximity Probe Housing Assemblies deliver robust mechanical protection for vibration monitoring sensors in critical industrial machinery. Engineers deploy the \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e model to secure reverse-mount proximity probes in hazardous environments requiring rigorous explosion-proof standards. This assembly accommodates an 8 mm probe configuration and features an aluminum body integrated with a 304 stainless steel sleeve. Industrial facilities rely on the \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e Series to safeguard signal integrity across rotating equipment like turbines, compressors, and large pumps. Global PLC Spare HUB delivers this component brand new in original factory packaging to maintain maximum operational reliability.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification Parameter\u003c\/th\u003e\n\u003cth\u003eEngineering Detail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \u0026amp; Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e Proximity Probe Housing Assemblies (\u003cstrong\u003e21000-28-10-00-180-00-02\u003c\/strong\u003e)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm proximity probe with selectable hazardous area approvals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 m (39 in) standard probe cable length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Penetration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18 inches (\u003cstrong\u003e180\u003c\/strong\u003e)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Thread Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT (\u003cstrong\u003e02\u003c\/strong\u003e)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum body with 304 stainless steel sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT5 at Ta = -50°C to +40°C; T4 at Ta = -50°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lb) typical without fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003cp\u003eTechnicians mount the \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e assembly directly onto machine casing penetration points using the 3\/4-14 NPT thread connection. Installers insert the 8 mm proximity probe through the internal sleeve, ensuring the total probe cable length plus penetration depth adheres to the 32.9-inch maximum dimension limit. Operators secure the dome cover tightly onto the housing body to maintain environmental sealing. Installers route rigid or flexible conduit through the threaded conduit ports to protect internal wiring from mechanical damage and moisture ingress. Field engineers must verify that the thread seal and O-rings sit correctly in their grooves prior to final torque tightening.\u003c\/p\u003e\n\u003ch3\u003eDebugging and Maintenance Convenience\u003c\/h3\u003e\n\u003cp\u003eMaintenance personnel access internal probe connections easily by simply unscrewing the threaded dome cover without removing the entire housing from the machine casing. The robust aluminum and stainless steel construction resists harsh chemical washdowns and heavy industrial vibration. Operators inspect the O-rings and thread seals during routine plant turnarounds to maintain explosion-proof integrity. The modular design allows engineers to swap internal proximity probes quickly during scheduled outages, minimizing costly turbine generator downtime.\u003c\/p\u003e\n\u003ch3\u003eCompatibility and Certifications\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e Series complies fully with the American Petroleum Institute API 670 standard for externally mounted proximity probe housings. Canadian Standards Association CSA certifies the \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e for explosive atmospheres in North America. The assembly holds ratings for Class I, Divisions 1 and 2, Groups C and D, along with Class II, Divisions 1 and 2, Groups E, F, and G. The circuit remains non-incendive when connected per drawing 140979. Furthermore, the \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e meets European Community Directive RoHS 2011\/65\/EU compliance standards.\u003c\/p\u003e\n\u003ch3\u003ePacking List and Warranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e aluminum housing body with 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003eThreaded dome cover\u003c\/li\u003e\n\u003cli\u003eInternal O-rings and thread seal\u003c\/li\u003e\n\u003cli\u003eReverse mount proximity probe with 1.0 m cable\u003c\/li\u003e\n\u003cli\u003eFactory inspection documentation and compliance certificates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eGlobal PLC Spare HUB provides a full \u003cstrong\u003e12-month warranty\u003c\/strong\u003e on the \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e Proximity Probe Housing Assembly.\u003c\/p\u003e\n\u003ch3\u003eShipping and Logistics\u003c\/h3\u003e\n\u003cp\u003eGlobal PLC Spare HUB dispatches all orders within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e from confirmation. Technicians perform rigorous technical verification before shipment to guarantee optimal hardware condition. Logistics teams coordinate fast, secure global delivery via \u003cstrong\u003eFedEx, UPS, and DHL\u003c\/strong\u003e to minimize plant downtime.\u003c\/p\u003e\n\u003ch3\u003eTypical Application Scenarios and Diagnostic Capability\u003c\/h3\u003e\n\u003cp\u003eEngineers install the \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e assembly on large steam turbines, centrifugal compressors, gas expanders, and hydro generators to monitor shaft radial vibration and axial position. The rigid housing protects sensitive proximity probes from high-pressure lube oil and aggressive process gases. Field technicians utilize data captured through probes housed in the \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e to diagnose shaft unbalance, oil whirl, bearing wear, and rotor rub before catastrophic machinery failure occurs.\u003c\/p\u003e\n\u003ch3\u003eBuying Guide\u003c\/h3\u003e\n\u003cp\u003eEngineers selecting a vibration probe housing must verify matching thread sizes between the machine casing tap and the housing mounting thread option. Select the \u003cstrong\u003eBently Nevada 21000\u003c\/strong\u003e for aluminum body requirements or choose matching stainless steel variants based on corrosive site conditions. Confirm that local hazardous area classifications match CSA Class I and Class II ratings before ordering. Always purchase industrial automation hardware from certified suppliers like Global PLC Spare HUB to avoid counterfeit components.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum allowable cable length inside the Bently Nevada 21000 assembly?\u003c\/strong\u003e\u003cbr\u003eA: The maximum combined dimension for the probe cable and probe penetration reaches 32.9 inches (83.5 cm).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can technicians install the Bently Nevada 21000 housing in hazardous outdoor locations?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the unit features a CSA Type 4 enclosure rating and explosion-proof certification for Class I and Class II hazardous areas.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does Global PLC Spare HUB prepare the Bently Nevada 21000 for dispatch?\u003c\/strong\u003e\u003cbr\u003eA: Technicians complete full technical verification and secure factory packing before shipping orders via FedEx, UPS, or DHL within 24-48 hours.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What thread size does the standard Bently Nevada 21000 mounting option utilize?\u003c\/strong\u003e\u003cbr\u003eA: The standard mounting option utilizes a 3\/4-14 NPT thread connection.\u003c\/p\u003e\n\u003ch3\u003eWhy Buy From Global PLC Spare HUB?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20+ years industrial automation spare parts experience\u003c\/strong\u003e supporting critical infrastructure worldwide.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal shipment support\u003c\/strong\u003e utilizing reliable carriers like FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24-48 hour shipping turnaround\u003c\/strong\u003e to keep industrial facilities running efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive 12-month warranty\u003c\/strong\u003e on all new and original hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnical verification before shipment\u003c\/strong\u003e ensuring flawless hardware performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecialized support for obsolete control systems\u003c\/strong\u003e and hard-to-find industrial automation components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_119a66be-01ed-42a8-9685-9e6b8ad4e6e3.png?v=1782892483\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025175222,"sku":"21000-28-10-00-180-00-02","price":281.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-00-064-04-02.jpg?v=1784692099"},{"product_id":"21000-28-10-15-030-04-02-bently-nevada-21000-proximity-probe-housing","title":"21000-28-10-15-030-04-02 Bently Nevada 21000 Proximity Probe Housing","description":"\u003ch3\u003e\u003cstrong\u003eBently Nevada \u003cstrong\u003e21000-28-10-15-030-04-02\u003c\/strong\u003e Proximity Probe Housing Assembly Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Bently Nevada \u003cstrong\u003e21000-28-10-15-030-04-02\u003c\/strong\u003e housing assembly provides robust mechanical protection and precise alignment for machinery vibration monitoring probes. As a core component of the Bently Nevada \u003cstrong\u003e21000\u003c\/strong\u003e Series, this assembly houses a 3300 XL 8 mm reverse-mount proximity probe with a 1.0 m cable length, 1.5-inch standoff adapter, and 3-inch probe penetration. Built with an aluminum body and a durable 304 stainless steel sleeve, it complies fully with API 670 standards for externally mounted probe enclosures. Global PLC Spare HUB's Insight highlights this assembly for its certified CSA explosion-proof rating, rigorous hazardous area suitability, and reliable protection of critical shaft vibration telemetry loops.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eModel \u003cstrong\u003e21000-28-10-15-030-04-02\u003c\/strong\u003e Configuration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Bently Nevada\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e Bently Nevada \u003cstrong\u003e21000\u003c\/strong\u003e Proximity Probe Housing Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Part Number:\u003c\/strong\u003e \u003cstrong\u003e21000-28-10-15-030-04-02\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (28):\u003c\/strong\u003e 3300 XL 8 mm proximity probe with hazardous area approvals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length Option (10):\u003c\/strong\u003e 1.0 m (39 in) integral probe cable length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter Option (15):\u003c\/strong\u003e 1.5 in (38 mm) standoff adapter configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration (030):\u003c\/strong\u003e 3 in total probe penetration depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option (04):\u003c\/strong\u003e One 3\/4-14 NPT plug installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread Option (02):\u003c\/strong\u003e 3\/4-14 NPT mounting thread design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction Material:\u003c\/strong\u003e Aluminum body paired with a 304 stainless steel sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications \u0026amp; Physical Parameters\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Certification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 enclosure rating; explosion-proof for hazardous Class I, II, and III locations.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAPI Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFully compliant with American Petroleum Institute (API) 670 Standard specifications.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensional Limits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMaximum probe visible length plus sleeve dimension reaches up to 32.9 in (83.5 cm).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately 1.1 kg (2.4 lb) typical weight excluding optional external conduit fittings.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Ratings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTemperature class rated at T5 for -50°C to +40°C and T4 for -50°C to +80°C operations.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostic Capabilities \u0026amp; Mechanical Integrity\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProtects internal proximity probes from mechanical damage, moisture ingress, and corrosive process fluids.\u003c\/li\u003e\n\u003cli\u003eMaintains rigid mechanical stability to prevent vibration measurement artifacts caused by housing resonance.\u003c\/li\u003e\n\u003cli\u003eEnsures continuous electrical grounding continuity across hazardous area conduit entry points.\u003c\/li\u003e\n\u003cli\u003eFacilitates direct inspection of probe tip gaps via accessible dome cover and threaded internal ports.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatible Equipment \u0026amp; Application Environments\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBently Nevada 3300 XL 8 mm proximity transducers and extension cables.\u003c\/li\u003e\n\u003cli\u003eLarge industrial steam turbines, gas compressors, and heavy centrifugal pumps.\u003c\/li\u003e\n\u003cli\u003eAPI 670 compliant machinery protection systems in oil refineries and petrochemical plants.\u003c\/li\u003e\n\u003cli\u003eHazardous onshore and offshore compressor stations requiring Class I Division 1 protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePackaging, Warranty \u0026amp; Logistics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSecure factory packaging designed to protect precision mechanical threads during transit.\u003c\/li\u003e\n\u003cli\u003eStandard 12-month manufacturing warranty covering structural and assembly defects.\u003c\/li\u003e\n\u003cli\u003eRapid 24-48 hour order processing and dispatch windows.\u003c\/li\u003e\n\u003cli\u003eGlobal delivery services handled via reliable logistics carriers including FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary function of the \u003cstrong\u003e21000-28-10-15-030-04-02\u003c\/strong\u003e housing assembly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt provides a secure, explosion-proof mechanical enclosure for mounting proximity probes near rotating machine shafts while protecting delicate signal cables.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is a 304 stainless steel sleeve utilized alongside the aluminum body?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe stainless steel sleeve offers exceptional resistance against mechanical wear and localized corrosion where the assembly penetrates machine casings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat hazardous location certifications apply to this assembly model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is certified by CSA for Class I Divisions 1 and 2, Class II Divisions 1 and 2, and Class III hazardous environments under Type 4 enclosure standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat factors should engineers evaluate when selecting probe penetration depths?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnsure the 3-inch penetration option matches the thermal expansion and clearance requirements of your specific machinery bearing housing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does API 670 compliance benefit vibration monitoring installations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt guarantees standardized mechanical dimensions, pressure ratings, and material quality required for critical turbomachinery protection systems.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025207990,"sku":"21000-28-10-15-030-04-02","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-20-050-03-02_57ae7f91-a609-40ab-94bf-f5087d1209e0.jpg?v=1787731085"},{"product_id":"21000-28-10-20-095-04-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-28-10-20-095-04-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003e21000-28-10-20-095-04-02 Bently Nevada Proximity Probe Housing Assembly Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada 21000-28-10-20-095-04-02\u003c\/span\u003e\u003c\/strong\u003e is an API 670 compliant, explosion-proof proximity probe housing assembly engineered for heavy-duty machinery protection systems. Consisting of an anodized aluminum body paired with a 304 stainless steel probe sleeve, the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-20-095-04-02\u003c\/span\u003e\u003c\/strong\u003e allows field engineers to install, adjust, or replace internal 3300 XL 8 mm proximity transducers externally without dismantling machine casing covers or interrupting process operations.\u003c\/p\u003e\n\u003ch3\u003ePart Number Configuration Breakdown\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"text-align: left;\"\u003eOption Code\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eConfiguration Field\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eSelected Parameter \/ Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e21000\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eProximity Probe Housing Assembly (Aluminum Body, 304 SS Sleeve)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-28\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe Option (with Connector)\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm reverse mount probe, hazardous area approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe Cable Length\u003c\/td\u003e\n\u003ctd\u003e1.0 meter (39 inches) integrated probe cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-20\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandoff Adapter Length\u003c\/td\u003e\n\u003ctd\u003e2.0 inches standoff adapter height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-095\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe Penetration Depth\u003c\/td\u003e\n\u003ctd\u003e9.5 inches sleeve penetration length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-04\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConduit Fitting Option\u003c\/td\u003e\n\u003ctd\u003eOne 3\/4-14 NPT explosion-proof plug included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMounting Thread Option\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT external process mounting thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer \u0026amp; Series:\u003c\/strong\u003e Bently Nevada \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000 Series\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Ordering Part Number:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-20-095-04-02\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody \u0026amp; Sleeve Materials:\u003c\/strong\u003e Corrosion-resistant cast aluminum housing body with 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Transducer:\u003c\/strong\u003e 3300 XL 8 mm reverse-mount proximity probe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Penetration Dimensions:\u003c\/strong\u003e Maximum (C) + (D) dimension up to 32.9 inches (83.5 cm); visible probe P\/N \u0026amp; S\/N inspection limit 17.0 inches (43.18 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Net Weight:\u003c\/strong\u003e 1.1 kg (2.4 lbs) baseline assembly without auxiliary conduit fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Protection Rating:\u003c\/strong\u003e CSA Certified Type 4 (NEMA 4 equivalent) moisture\/dust seal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Area Rating:\u003c\/strong\u003e Class I Div 1 \u0026amp; 2 (Groups C, D); Class II Div 1 \u0026amp; 2 (Groups E, F, G); Class III; T5 (@ -50 °C to +40 °C), T4 (@ -50 °C to +80 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustry Standard Compliance:\u003c\/strong\u003e Fully compliant with API 670 standard for external proximity probe hardware; RoHS Directive 2011\/65\/EU compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTarget Equipment and Application Scenarios\u003c\/h3\u003e\n\u003cp\u003eMachinery health specialists install the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-20-095-04-02\u003c\/span\u003e\u003c\/strong\u003e housing across critical rotating assets operating in harsh, hazardous environments, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal Gas Compressors:\u003c\/strong\u003e Mounting radial vibration and axial thrust probes through machine casing walls without breaching pressurized seals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteam \u0026amp; Gas Turbines:\u003c\/strong\u003e Protecting eddy current transducers against high ambient temperatures, steam washing, and airborne hydrocarbon vapor exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoiler Feed Pumps \u0026amp; Gearboxes:\u003c\/strong\u003e Providing robust mechanical enclosure protection for keyphasor and shaft position sensors against industrial washdowns.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefinery \u0026amp; Petrochemical Skids:\u003c\/strong\u003e Implementing explosion-proof, API 670 compliant sensor installations in hazardous Class I Division 1 plant zones.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003cp\u003eInspect internal O-rings and thread seals on the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-20-095-04-02\u003c\/span\u003e\u003c\/strong\u003e for proper seating prior to insertion. Thread the 3\/4-14 NPT standoff adapter onto the machine housing port using appropriate thread sealant. Insert the 304 stainless steel probe sleeve through the standoff to achieve the target 9.5-inch penetration depth, ensuring precise electrical gap calibration between the 3300 XL 8 mm probe tip and target shaft. Tighten the dome cover securely onto the aluminum body to maintain Type 4 environmental sealing and thread explosion-proof conduit into the secondary connection ports.\u003c\/p\u003e\n\u003ch3\u003eAdvanced Diagnostic Capabilities\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-20-095-04-02\u003c\/span\u003e\u003c\/strong\u003e housing enables seamless online machine diagnostic routines without stopping critical processes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Gap Calibration:\u003c\/strong\u003e Allows technicians to unbolt the outer dome cover and adjust or measure probe DC bias voltage gaps directly while the machine remains operational.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Probe Inspection:\u003c\/strong\u003e Features a sleeve design allowing partial retraction (up to 17.0 inches combined C+D length) to visually verify probe part numbers and serial numbers without complete dismounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Isolation:\u003c\/strong\u003e Dual internal O-rings isolate field wiring and proximity sensor connectors from process gas leaks, atmospheric moisture, and mechanical vibration degradation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility Matrix\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-20-095-04-02\u003c\/span\u003e\u003c\/strong\u003e connects directly into standard machinery monitoring frameworks:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitoring Systems:\u003c\/strong\u003e Bently Nevada 3500 and 3300 Machinery Protection Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtension Cable Interconnects:\u003c\/strong\u003e 3300 XL 7200\/3300 series 1.0 m extension cables and standard 3300 XL Proximitor Sensors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess Fittings:\u003c\/strong\u003e 3\/4-14 NPT standard process taps (option 02) with 2-inch standoff spacing (option 20)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCertifications and Industrial Standards\u003c\/h3\u003e\n\u003cp\u003eThis Bently Nevada housing complies with rigorous global standard frameworks: CSA certified explosion-proof for Class I, Div 1\/2 hazardous locations; compliant with non-incendive wiring specs per drawing 140979; tested for Type 4 weatherproof enclosures; built in strict accordance with American Petroleum Institute API 670 machinery protection requirements.\u003c\/p\u003e\n\u003ch3\u003ePackage Contents, Warranty, and Express Logistics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn the Box:\u003c\/strong\u003e 1 x New \u0026amp; Original \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada 21000-28-10-20-095-04-02\u003c\/span\u003e\u003c\/strong\u003e Probe Housing Assembly in factory packaging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Terms:\u003c\/strong\u003e Covered by a 12-Month factory replacement warranty from dispatch date\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Shipping Options:\u003c\/strong\u003e Worldwide priority handling via premium couriers including FedEx, UPS, and DHL\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eA common error we observe in offshore turbomachinery maintenance is incorrect calculation of total probe insertion length when retrofitting custom standoff adapters. When ordering the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-10-20-095-04-02\u003c\/span\u003e\u003c\/strong\u003e, remember that option code \u003cstrong\u003e-20\u003c\/strong\u003e specifies a 2.0-inch standoff adapter, while option code \u003cstrong\u003e-095\u003c\/strong\u003e defines a 9.5-inch sleeve penetration depth. If field technicians fail to account for the standoff height during initial probe gap positioning, the 3300 XL probe tip may bottom out against the rotating shaft or sit too far back in the sleeve, causing DC voltage saturation on the 3500 monitor. Always measure overall sleeve clearance from the top of the standoff flange to the target shaft surface prior to final locking screw torque application.\u003c\/p\u003e\n\u003ch3\u003eSelection Guide and Technical FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSelection Tip:\u003c\/strong\u003e Specify the aluminum 21000 series housing for standard industrial installations requiring high strength-to-weight ratios and API 670 compliance. If your facility requires extreme resistance to highly corrosive marine or acidic atmospheres, consider the 24701 stainless steel housing series.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: How is the probe penetration depth calculated on the 21000-28-10-20-095-04-02 housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Option code 095 indicates a 9.5-inch penetration depth. This measurement represents the overall effective length of the stainless steel sleeve extending from the process connection thread into the machine casing to position the probe tip accurately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Can I adjust the internal proximity probe gap without removing the housing from the turbine casing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Yes, unthreading the top dome cover exposes the reverse-mount probe sleeve assembly, allowing field technicians to set gap voltages using a multimeter without unthreading the main 3\/4-14 NPT process fitting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What cable length is integrated with the probe inside this assembly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Option code 10 specifies a 1.0-meter (39-inch) probe cable length attached to the 3300 XL 8 mm transducer, which routes through internal conduit ports to reach external junction boxes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Is the 21000 housing certified for outdoor wet installations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Yes, the housing features dual high-temperature O-rings and precision thread seals, earning a CSA Type 4 rating that prevents water ingress, rain penetration, and heavy industrial washdown damage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Why is mounting thread option 02 required when selecting a standoff adapter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Option 02 provides the 3\/4-14 NPT process interface thread necessary to securely anchor the 2.0-inch standoff adapter (option 20) onto the outer machine casing wall.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025240758,"sku":"21000-28-10-20-095-04-02","price":281.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-20-050-04-02_4e718d2b-8a30-48a8-b462-868246ef933f.jpg?v=1787649625"},{"product_id":"21000-16-05-00-105-03-02-bently-nevada-proximity-probe-housing","title":"21000-16-05-00-105-03-02 Bently Nevada Proximity Probe Housing","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #d9534f;\"\u003e\u003cstrong\u003eBently Nevada 21000-16-05-00-105-03-02\u003c\/strong\u003e\u003c\/span\u003e proximity probe housing assembly provides external explosion-proof protection for eddy current transducer systems. Engineered to meet API 670 standards, this heavy-duty enclosure allows operators to service and replace proximity probes externally without dismantling machine casing covers. The assembly combines a rugged cast aluminum dome housing with a 304 stainless steel probe sleeve to isolate sensitive electronics from harsh industrial environments.\u003c\/p\u003e\n\u003cp\u003eThis specific configuration integrates a 3300 XL 8 mm reverse-mount proximity probe with a 0.5-meter cable. Designed for precise shaft vibration and axial position measurement on rotating machinery, the housing simplifies gap adjustment while maintaining NEMA 4 \/ Type 4 weather-tight integrity. The unit features dual conduit ports, internal O-ring seals, and precision mounting threads for reliable field operation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAPI 670 Compliant Design:\u003c\/strong\u003e Fully complies with standard requirements for externally mounted proximity probe housings on critical rotating equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Probe Adjustability:\u003c\/strong\u003e Permits online gap calibration and probe inspection without requiring machinery shutdown or casing removal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Material Construction:\u003c\/strong\u003e Combines lightweight corrosion-resistant aluminum housing body with a durable 304 stainless steel protection sleeve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExplosion-Proof Certification:\u003c\/strong\u003e CSA certified for hazardous Class I, Div 1\/2 environments to protect critical plant infrastructure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Fitting Kit:\u003c\/strong\u003e Includes NPT plugs, reducers, and multi-grommet cable seals for sealed field conduit termination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Resistance:\u003c\/strong\u003e Maintains environmental sealing across severe ambient operating conditions down to -50 °C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown \u0026amp; Model Suffix Tree\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUnderstanding the exact part number breakdown for the \u003cspan style=\"color: #d9534f;\"\u003e\u003cstrong\u003eBently Nevada 21000-16-05-00-105-03-02\u003c\/strong\u003e\u003c\/span\u003e ensures exact site alignment:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model: 21000\u003c\/strong\u003e — Proximity Probe Housing Assembly (Aluminum Body with 304 Stainless Steel Sleeve)\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (AA): -16\u003c\/strong\u003e — 3300 XL 8 mm Reverse Mount Proximity Probe with Connector\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length (BB): -05\u003c\/strong\u003e — 0.5 Meter (20 Inches) Probe Cable\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter (CC): -00\u003c\/strong\u003e — No Standoff Adapter Installed\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePenetration Length (DDD): -105\u003c\/strong\u003e — Probe Penetration Length (D Option = 10.5 Inches)\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFittings Option (EE): -03\u003c\/strong\u003e — One 3\/4-14 NPT Plug, One 3\/4 to 1\/2 NPT Reducer, One Cable Seal Grip with Grommets\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread (FF): -02\u003c\/strong\u003e — 3\/4-14 NPT External Mounting Thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAll functional parameters for the \u003cspan style=\"color: #d9534f;\"\u003e\u003cstrong\u003eBently Nevada 21000-16-05-00-105-03-02\u003c\/strong\u003e\u003c\/span\u003e appear below, organized by mechanical and environmental categories.\u003c\/p\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%;\" cellspacing=\"0\" cellpadding=\"6\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\"\u003e\u003cstrong\u003eCore Identity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBrand \u0026amp; Manufacturer\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eBently Nevada\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \u0026amp; Config\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan style=\"color: #d9534f;\"\u003e\u003cstrong\u003e21000-16-05-00-105-03-02\u003c\/strong\u003e\u003c\/span\u003e (21000 Series)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\"\u003e\u003cstrong\u003eTransducer Integration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInstalled Probe Model\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm reverse mount proximity probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Cable Length\u003c\/td\u003e\n\u003ctd\u003e0.5 meter (20 inches) miniature coaxial cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePenetration Depth\u003c\/td\u003e\n\u003ctd\u003e10.5 inches (266.7 mm) sleeve penetration length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\"\u003e\u003cstrong\u003eMechanical Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHousing \u0026amp; Sleeve Material\u003c\/td\u003e\n\u003ctd\u003eCast aluminum dome housing with 304 stainless steel sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Process Thread\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT male thread connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly Net Weight\u003c\/td\u003e\n\u003ctd\u003eApproximately 1.1 kg (2.4 lbs) typical without fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\"\u003e\u003cstrong\u003eCompliance \u0026amp; Ratings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHazardous Area Approval\u003c\/td\u003e\n\u003ctd\u003eCSA Class I, Div 1 \u0026amp; 2, Groups C \u0026amp; D; Class II, Div 1 \u0026amp; 2, Groups E, F, G; Class III\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 \/ NEMA 4 rating; RoHS compliant (2011\/65\/EU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Limits\u003c\/td\u003e\n\u003ctd\u003eT5 @ Ta = -50 °C to +40 °C; T4 @ Ta = -50 °C to +80 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment and Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSteam and gas turbine main bearing shaft vibration monitoring systems.\u003c\/li\u003e\n\u003cli\u003eMultistage centrifugal compressor thrust position and radial displacement sensing.\u003c\/li\u003e\n\u003cli\u003eHeavy industrial boiler feed pump shaft measurement skids.\u003c\/li\u003e\n\u003cli\u003eGearbox high-speed shaft proximity monitoring in harsh refining environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostic Capabilities and Resonance Management\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #d9534f;\"\u003e\u003cstrong\u003eBently Nevada 21000-16-05-00-105-03-02\u003c\/strong\u003e\u003c\/span\u003e supports real-time machine health monitoring through high-frequency eddy current measurement. Dynamic gap tracking detects shaft unbalance, misalignment, bearing wear, and axial position drift before physical contact occurs.\u003c\/p\u003e\n\u003cp\u003eWhen selecting probe sleeve penetration depths over 12 inches (300 mm), mechanical resonance can affect signal accuracy. Installing an internal sleeve support near the tip prevents flow-induced or machine-induced vibration resonance, ensuring clean vibration signal transmission back to the monitor.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight \u0026amp; Field Experience\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn our field experience retrofitting turbomachinery, the \u003cspan style=\"color: #d9534f;\"\u003e\u003cstrong\u003e21000-16-05-00-105-03-02\u003c\/strong\u003e\u003c\/span\u003e offers superior protection against oil mist and moisture ingress. However, technicians must verify internal case clearances during installation. For sleeve penetration lengths under 2.0 inches, counter-boring the machine casing is often necessary to eliminate side-view or rear-view metallic interference on the eddy current field.\u003c\/p\u003e\n\u003cp\u003eAlways inspect internal thread seal O-rings before tightening the dome cover. Applying a light coat of fluorosilicone grease on the housing threads prevents thread galling on aluminum bodies, making future probe gap adjustments fast and hassle-free.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance, Shipping, and Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 x New factory-sealed \u003cspan style=\"color: #d9534f;\"\u003e\u003cstrong\u003eBently Nevada 21000-16-05-00-105-03-02\u003c\/strong\u003e\u003c\/span\u003e Proximity Probe Housing Assembly with complete -03 fitting kit and test documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Coverage:\u003c\/strong\u003e Backed by a full 12-month replacement warranty starting from the purchase invoice date.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Logistics:\u003c\/strong\u003e Dispatches within 24-48 hours via premium express couriers including FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What is the purpose of the 0.5 m cable flag label option on long penetration sleeves?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: When sleeve penetration leaves only a small section of cable visible, part numbers and serial numbers are printed on an exposed flag label for easy identification.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: How much physical adjustment range is available during probe gap setting?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Option D provides an adjustment range of ±0.5 inches (±13 mm) to set the exact probe gap without changing sleeves.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What cable outer diameter sizes fit the included -03 grommet seal kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: The included cable seal grip supplies grommets fitting cable diameters from 1\/8 to 3\/16 inch, 1\/4 to 5\/16 inch, and 5\/16 to 3\/8 inch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Why is a sleeve support required for long penetration options?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Penetration depths exceeding 12 inches (300 mm) require support near the tip to prevent cantilever resonance caused by machine vibration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Can this housing assembly be used in hazardous intrinsically safe installations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Yes, when connected with certified barriers per control drawing 140979, the assembly meets CSA non-incendive and explosion-proof requirements for Class I, Div 1 and Div 2 areas.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025273526,"sku":"21000-16-05-00-105-03-02","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-05-00-105-03-02_11113681-23d4-48a5-afea-92df47ecbda6.jpg?v=1785136058"},{"product_id":"21000-16-05-15-072-03-02-bently-nevada-proximity-probe-assembly","title":"21000-16-05-15-072-03-02 Bently Nevada Proximity Probe Assembly","description":"\u003ch3\u003e\u003cstrong\u003eEngineering Overview \u0026amp; System Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #004080; font-weight: bold;\"\u003e\u003cstrong\u003e21000-16-05-15-072-03-02\u003c\/strong\u003e\u003c\/span\u003e proximity probe housing assembly engineered by \u003cspan style=\"color: #004080; font-weight: bold;\"\u003e\u003cstrong\u003eBently Nevada\u003c\/strong\u003e\u003c\/span\u003e provides robust mechanical protection for rotating machinery sensor elements. As part of the \u003cspan style=\"color: #004080; font-weight: bold;\"\u003e\u003cstrong\u003e21000 Proximity Probe Housing Assemblies\u003c\/strong\u003e\u003c\/span\u003e series, this configuration integrates an 8 mm reverse mount probe with precise standoff dimensions for critical vibration monitoring applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown \u0026amp; Suffix Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%; border-color: #d3d3d3;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003e\u003cstrong\u003eSuffix Code Element\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDesignation Parameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eEngineering Specification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBase Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHousing Platform\u003c\/td\u003e\n\u003ctd\u003eBently Nevada 21000 Series Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e16\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe Option\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm probe with integral connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e05\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCable Length Option\u003c\/td\u003e\n\u003ctd\u003e0.5 m (20 in) probe coaxial cable length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e15\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandoff Adapter\u003c\/td\u003e\n\u003ctd\u003e1.5 in (38 mm) mechanical standoff adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e072\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe Penetration (Option D)\u003c\/td\u003e\n\u003ctd\u003e7.2 inches total probe penetration dimension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e03\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFittings Option\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT plug, reducer, and multi-size cable seal grip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMounting Thread\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT standard casing mounting thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications Matrix\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer \u0026amp; Model:\u003c\/strong\u003e \u003cspan style=\"color: #004080; font-weight: bold;\"\u003e\u003cstrong\u003eBently Nevada\u003c\/strong\u003e\u003c\/span\u003e \u003cspan style=\"color: #004080; font-weight: bold;\"\u003e\u003cstrong\u003e21000-16-05-15-072-03-02\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Construction:\u003c\/strong\u003e Aluminum housing body with 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembly Mass:\u003c\/strong\u003e Approximately 1.1 kg (2.4 lb) typical weight without conduit fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePenetration Limits:\u003c\/strong\u003e Combined C plus D penetration reaches up to 17.0 inches with visible flag label\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Compliance:\u003c\/strong\u003e FCC Part 15 subpart B compliant and RoHS Directive 2011\/65\/EU certified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Approvals:\u003c\/strong\u003e CSA explosion-proof certified for Class I, Div 1\/2 and Class II environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatible Rotating Equipment \u0026amp; Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #004080; font-weight: bold;\"\u003e\u003cstrong\u003e21000-16-05-15-072-03-02\u003c\/strong\u003e\u003c\/span\u003e assembly integrates directly with API 670 compliant machinery protection systems. Typical high-reliability industrial deployment environments include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLarge steam turbines and gas expansion compressors requiring exact radial vibration tracking.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty centrifugal pumps operating in hazardous refinery processing zones.\u003c\/li\u003e\n\u003cli\u003eMultistage industrial blowers and heavy gearboxes monitored by eddy-current transducers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eAdvanced Diagnostic Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe assembly design allows vibration analysts to measure shaft dynamic motion and axial position with sub-micron resolution. Early detection of rotor unbalance, oil whirl, and shaft rub prevents catastrophic machinery failure. The robust housing shields sensitive high-frequency signals from severe electromagnetic interference in plant environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal Logistics, Fulfillment \u0026amp; Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpedited Dispatch:\u003c\/strong\u003e Stock orders process and dispatch within 24 to 48 hours of confirmation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternational Carriers:\u003c\/strong\u003e Secure worldwide air transit via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Protection:\u003c\/strong\u003e Fully covered by a standard 12-month factory manufacturing warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eMachinery engineers often encounter high-frequency resonance issues when installing extended probe penetrations on high-speed turbines. Field experience shows that adding intermediate sleeve supports when combined penetration depths exceed 12 inches completely eliminates false vibration spikes. For instance, a Gulf Coast refinery stabilized its critical compressor monitoring network by replacing rigid unanchored probes with the robust \u003cspan style=\"color: #004080; font-weight: bold;\"\u003e\u003cstrong\u003e21000-16-05-15-072-03-02\u003c\/strong\u003e\u003c\/span\u003e housing assembly, ensuring uninterrupted API 670 compliance.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eModel Selection \u0026amp; Technical Comparison Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEvaluating alternative housing configurations ensures optimal mechanical fit for your specific machine case clearance. Review the technical comparison below:\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%; border-color: #d3d3d3;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eProbe \u0026amp; Cable Option\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003ePenetration Depth\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eEngineering Recommendation\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cspan style=\"color: #004080; font-weight: bold;\"\u003e\u003cstrong\u003e21000-16-05-15-072-03-02\u003c\/strong\u003e\u003c\/span\u003e (Current Model)\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm (0.5 m cable)\u003c\/td\u003e\n\u003ctd\u003e7.2 inches total penetration\u003c\/td\u003e\n\u003ctd\u003eOptimal for deep-set machine case penetrations requiring CSA explosion-proof enclosures.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-10-15-030-04-02-bently-nevada-21000-proximity-probe-housing\" target=\"_blank\"\u003e\u003cspan style=\"color: #004080; font-weight: bold;\"\u003e21000-28-10-15-030-04-02\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eAlternative Probe Option\u003c\/td\u003e\n\u003ctd\u003eShorter penetration variant\u003c\/td\u003e\n\u003ctd\u003eRecommended for shallow mounting cases with restricted radial installation clearances.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eProfessional Frequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Why must instrument technicians verify counter-boring requirements on machine cases when installing the \u003cspan style=\"color: #004080; font-weight: bold;\"\u003e21000-16-05-15-072-03-02\u003c\/span\u003e?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: For probe penetration lengths between 1.0 and 2.0 inches, counter-boring prevents housing side-view or rear-view interference effects from distorting eddy-current signals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: How does the CSA Type 4 enclosure rating impact outdoor compressor installations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: The Type 4 rating ensures complete protection against windblown dust, rain, and hose-directed water ingress in exposed offshore platform environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What specific precaution applies when probe penetration lengths exceed 300 mm (12 in)?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Installers must add rigid sleeve support near the probe tip to prevent harmonic resonance from damaging the internal mechanical structure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Can maintenance personnel access the probe serial number once the housing is fully mounted?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Yes, probe part numbers and serial numbers are displayed on an external flag label secured to the visible section of the probe cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What thread sealant specification is required for the 3\/4-14 NPT conduit entries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Technicians must apply a certified non-hardening thread lubricant compliant with hazardous area explosion-proof installation codes.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025306294,"sku":"21000-16-05-15-072-03-02","price":235.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-20-035-04-02_425b148e-2b34-4e94-92a2-5b69b218c463.jpg?v=1787888130"},{"product_id":"21000-16-10-00-037-03-02-bently-nevada-3300-xl-proximity-probe-housing-assembly","title":"21000-16-10-00-037-03-02 Bently Nevada 3300 XL Proximity Probe Housing Assembly","description":"\u003ch3\u003eEngineering Introduction\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e21000-16-10-00-037-03-02\u003c\/strong\u003e assembly is a robust, premium-grade mechanical enclosure system manufactured by \u003cstrong\u003eBently Nevada\u003c\/strong\u003e. Engineered for critical turbomachinery protection, this assembly houses a 3300 XL 8 mm reverse mount proximity probe within a rugged aluminum body and 304 stainless steel sleeve, ensuring complete API 670 compliance for heavy industrial vibration monitoring.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown \u0026amp; Suffix Specification Matrix\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSuffix Component\u003c\/th\u003e\n\u003cth\u003eOption Code\u003c\/th\u003e\n\u003cth\u003eConfiguration Description\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBase Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e21000\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProximity Probe Housing Assembly (Aluminum body with 304 stainless steel sleeve)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e16\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm probe with connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 m (39 in) probe cable length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Adapter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e00\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo standoff adapter included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Penetration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e-037-\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.7 inches penetration depth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e03\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne 3\/4-14 NPT plug, one reducer (3\/4 to 1\/2-14 NPT), and cable seal grip with multiple grommet sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT mounting thread option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Architecture \u0026amp; Physical Parameters\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter Category\u003c\/th\u003e\n\u003cth\u003eEngineering Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer \u0026amp; Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eBently Nevada\u003c\/strong\u003e 3300 XL \/ \u003cstrong\u003e21000\u003c\/strong\u003e Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart \/ Model Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e21000-16-10-00-037-03-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum housing body with 304 stainless steel probe sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensional Limits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMaximum C+D with visible probe: 17.0 in (43.18 cm); Total C+D dimension: 32.9 in (83.5 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Assembly Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lb) typical (excluding conduit fittings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 explosion-proof enclosure for hazardous locations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompliance Standards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFully compliant with American Petroleum Institute (API) 670 Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAssembly Components Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective Dome Cover:\u003c\/strong\u003e Heavy-duty threaded cover that screws securely into the main housing body.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThreaded Conduit Ports:\u003c\/strong\u003e Integrated ports designed for secure field wiring and conduit connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Sealing System:\u003c\/strong\u003e High-integrity O-rings and thread seals to prevent moisture ingress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReverse Mount Configuration:\u003c\/strong\u003e Houses a specialized reverse mount proximity probe matched to the 3.7-inch penetration depth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLogistics, Fulfillment \u0026amp; Warranty Terms\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Condition:\u003c\/strong\u003e Factory new and original packaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Protection:\u003c\/strong\u003e Backed by a comprehensive \u003cstrong\u003e12-month warranty\u003c\/strong\u003e covering manufacturing defects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Shipping Services:\u003c\/strong\u003e Rapid dispatch within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e utilizing premier carriers including \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIndustrial Application Scenarios\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurbomachinery Monitoring:\u003c\/strong\u003e Protecting steam and gas turbines by housing vibration sensors close to rotating shafts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal Compressors:\u003c\/strong\u003e Measuring axial position and radial vibration in high-pressure compressor trains.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCritical Gearboxes:\u003c\/strong\u003e Providing stable, API 670 compliant mechanical protection in hazardous petrochemical environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB Review\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGlobal PLC Spare HUB Review\u003c\/strong\u003e: The \u003cstrong\u003e21000-16-10-00-037-03-02\u003c\/strong\u003e housing assembly sets the industry benchmark for mechanical durability in hostile machinery environments. Its combination of an aluminum body and 304 stainless steel sleeve guarantees excellent resistance to thermal stress and mechanical vibration.\u003c\/p\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight \u0026amp; Field Experience\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e: When installing proximity probe housings in high-vibration compressor skids, always apply thread sealant approved for hazardous locations on the 3\/4-14 NPT conduit entries to maintain the CSA Type 4 rating over time.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eEngineering Field Example\u003c\/em\u003e: During an outage on a critical refinery turbine train, technicians utilized the included cable seal grip grommets matching the 1\/4 to 5\/16 inch cable size on the \u003cstrong\u003e21000-16-10-00-037-03-02\u003c\/strong\u003e. This ensured a tight, moisture-proof seal that successfully prevented liquid ingress during high-pressure washdowns.\u003c\/p\u003e\n\u003ch3\u003eProfessional FAQ \u0026amp; Buying Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat does the 03 fitting option include for cable termination?\u003c\/strong\u003e\u003cbr\u003eIt includes one 3\/4-14 NPT plug, one 3\/4-14 to 1\/2-14 NPT reducer, and a cable seal grip equipped with various grommets supporting cable diameters from 1\/8 up to 3\/8 inches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAre these proximity probe housings certified for hazardous locations?\u003c\/strong\u003e\u003cbr\u003eYes, they carry Canadian Standards Association (CSA) approvals, are rated explosion-proof, and function as CSA Type 4 enclosures for hazardous industrial areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow does the probe penetration depth affect the overall assembly configuration?\u003c\/strong\u003e\u003cbr\u003eThe penetration code -037- specifies a 3.7-inch depth, which directly correlates to the internal probe sleeve length and positioning relative to the machinery mounting port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat buying guide factors should be considered when ordering a replacement housing?\u003c\/strong\u003e\u003cbr\u003eVerify your exact mounting thread size (such as 3\/4-14 NPT), required probe cable length (1.0 m in this configuration), and whether a standoff adapter is required for your specific casing clearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow do diagnostic checks apply to mechanical probe housing assemblies?\u003c\/strong\u003e\u003cbr\u003eWhile passive mechanical housings do not feature active electronic diagnostics, technicians regularly inspect the exterior CSA Type 4 seals, O-rings, and conduit fittings to ensure zero signal degradation from environmental contamination.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025437366,"sku":"21000-16-10-00-037-03-02","price":224.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-20-035-04-02.jpg?v=1787650035"},{"product_id":"21000-16-10-00-124-03-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-16-10-00-124-03-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eProtecting critical reverse-mount proximity probes in harsh industrial environments requires a robust mechanical housing solution that complies with rigorous API 670 standards. Our technical inspection of the \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-16-10-00-124-03-02\u003c\/span\u003e\u003c\/strong\u003e proximity probe housing assembly demonstrates how integrated aluminum and stainless steel components safeguard internal sensors from extreme process pressures and physical damage. For rotating machinery protection engineers, selecting a certified explosion-proof enclosure guarantees long-term measurement reliability without sacrificing signal integrity.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown and Suffix Architecture\u003c\/h3\u003e\n\u003cp\u003eThe structured suffix configuration mapping of the \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-16-10-00-124-03-02\u003c\/span\u003e\u003c\/strong\u003e assembly is organized below:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model Family\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e21000\u003c\/strong\u003e - Proximity Probe Housing Assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe and Connector Type\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e-16\u003c\/strong\u003e - 3300 XL 8 mm probe option with connector\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Cable Length Option\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e-10\u003c\/strong\u003e - 1.0 m (39 in) internal probe cable length\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter Option\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e-00\u003c\/strong\u003e - No standoff adapter installed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration Dimension\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e-124\u003c\/strong\u003e - 12.4 inches total probe penetration depth\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFittings and Conduit Option\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e-03\u003c\/strong\u003e - One 3\/4-14 NPT plug, one 3\/4 to 1\/2 NPT reducer, and cable seal grip set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread Spec\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e-02\u003c\/strong\u003e - 3\/4-14 NPT mounting thread option\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e### Comprehensive Technical Specifications Matrix\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; background-color: #f2f2f2;\"\u003eEngineering Parameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; background-color: #f2f2f2;\"\u003eTechnical Specification Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer \u0026amp; Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eBently Nevada\u003c\/strong\u003e \/ 21000 Series Enclosure System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBody \u0026amp; Sleeve Materials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum body with 304 stainless steel sleeve construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhysical Mass\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately \u003cstrong\u003e1.1 kg (2.4 lb)\u003c\/strong\u003e typical weight excluding fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Penetration Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTotal C+D dimension capability up to \u003cstrong\u003e32.9 in (83.5 cm)\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHazardous Area Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA certified explosion-proof for Class I, Div 1 \u0026amp; 2, Groups C, D; Class II, Div 1 \u0026amp; 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Protection Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 enclosure compliant with API 670 standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Limits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT5 rating at -50°C to +40°C; T4 rating at -50°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompliance Standards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFCC Part 15 compliant, RoHS Directive 2011\/65\/EU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e### Target Equipment Applications and Diagnostic Capabilities\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIndustrial Gas \u0026amp; Steam Turbines:\u003c\/strong\u003e Deployed in high-vibration bearing housings to monitor continuous shaft radial vibration and axial position.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProcess Centrifugal Compressors:\u003c\/strong\u003e Designed to seal extreme differential pressures while preventing hazardous gas leaks in chemical processing plants.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDynamic Runout Diagnostics:\u003c\/strong\u003e Provides a rigid mechanical mounting base that eliminates structural resonance and mechanical background noise, ensuring clean vibration spectra.\u003c\/div\u003e\n\u003cp\u003e### Selection Comparison and Technical Advice\u003c\/p\u003e\n\u003cp\u003eGlobal PLC Spare HUB's Insight: When designing measurement loops for deep machinery casings, engineers must carefully evaluate the combined probe penetration length and mounting thread specifications. If your application demands a shorter probe penetration profile or different adapter parameters, compare this unit with alternative configurations. For instance, consider the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-05-15-037-01-02-bently-nevada-21000-series-assembly-proximity-housing\" target=\"_blank\"\u003e\u003cstrong\u003e21000-16-05-15-037-01-02\u003c\/strong\u003e\u003c\/a\u003e when your installation requires a shorter cable length option and a different penetration layout. Matching these metrics avoids case counter-boring issues.\u003c\/p\u003e\n\u003cp\u003e### Logistics, Warranty, and Fulfillment\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFactory Warranty:\u003c\/strong\u003e Backed by a full \u003cstrong\u003e12-month\u003c\/strong\u003e replacement warranty from date of dispatch.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eExpedited Dispatch:\u003c\/strong\u003e Fast processing and order dispatch within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e to keep industrial projects on schedule.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eGlobal Carrier Network:\u003c\/strong\u003e Secure, trackable worldwide shipping fulfilled via \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/div\u003e\n\u003cp\u003e### Professional Frequently Asked Questions\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e\u003cbr\u003eWhat structural precaution must an engineer take when configuring probe penetration lengths greater than 12 inches on the \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-16-10-00-124-03-02\u003c\/span\u003e\u003c\/strong\u003e?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e\u003cbr\u003eIf you select a probe penetration length greater than 300 mm (12 in), you must install internal sleeve support near the probe tip to prevent mechanical resonance from occurring during high-speed operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e\u003cbr\u003eHow does the housing assembly handle cable sealing for external field conduits?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e\u003cbr\u003eThe included -03 fitting kit provides a specialized cable seal grip with interchangeable grommets supporting cable diameters ranging from 1\/8 inch up to 3\/8 inch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e\u003cbr\u003eWhat are the hazardous area classification details for this specific assembly configuration?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e\u003cbr\u003eThe assembly is CSA certified explosion-proof for Class 1 Divisions 1 and 2 Groups C and D, as well as Class 2 Divisions 1 and 2 Groups E, F, and G, maintaining a T4\/T5 temperature class depending on ambient limits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e\u003cbr\u003eIs counter-boring required when installing this assembly on standard machine casings?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e\u003cbr\u003eCounter-boring of the machine case may be necessary only if working with short probe penetration lengths between 1.0 and 2.0 inches to reduce probe side-view or rear-view interference effects.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e\u003cbr\u003eHow can technicians verify the serial and part numbers if only a short section of the probe cable is visible?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e\u003cbr\u003eFor specific combinations where the main probe body is deeply recessed, the probe part number and serial number are displayed directly on a flag label attached to the accessible cable section.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025699510,"sku":"21000-16-10-00-124-03-02","price":203.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-00-030-04-02_6f6f2415-36e2-4cd1-a450-9f3483674743.jpg?v=1786091682"},{"product_id":"21000-16-10-20-083-03-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-16-10-20-083-03-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e \u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-20-083-03-02\u003c\/span\u003e\u003c\/strong\u003e is an explosion-proof proximity probe housing assembly designed for continuous machinery protection. As part of the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e series, this assembly provides external mounting for proximity probes, allowing sleeve insertion adjustment and internal cable protection without opening machine casings. It is built to meet API 670 standards for vibration and shaft position monitoring in hazardous industrial environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHousing Architecture \u0026amp; System Mechanics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExplosion-Proof Enclosure:\u003c\/strong\u003e Aluminum body construction certified as a CSA Type 4 enclosure for hazardous process environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Probe Adjustability:\u003c\/strong\u003e Allows external mounting and fine-tuning of probe penetration depth through a sleeve support mechanism.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Sensing Element:\u003c\/strong\u003e Includes a reverse-mount 3300 XL 8 mm proximity probe with 1.0 m cable routing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConduit Integration:\u003c\/strong\u003e Features threaded ports and NPT adapter fittings to seal internal signal wiring against ingress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration Mitigation:\u003c\/strong\u003e Sleeve support prevents mechanical resonance across extended probe penetration lengths.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePart Number Configuration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eConfigured Part Number: 21000-16-10-20-083-03-02\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e21000\u003c\/strong\u003e — Base Model (Aluminum Body with 304 Stainless Steel Sleeve)\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e16\u003c\/strong\u003e — Probe Option (3300 XL 8 mm Reverse Mount Probe)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10\u003c\/strong\u003e — Probe Cable Length (1.0 Meter \/ 39 Inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20\u003c\/strong\u003e — Standoff Adapter Length (2.0 Inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e083\u003c\/strong\u003e — Probe Penetration Length (8.3 Inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e03\u003c\/strong\u003e — Fitting Option (One 3\/4-14 NPT Plug, One 3\/4 to 1\/2 Reducer, Cable Seal Grip)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e02\u003c\/strong\u003e — Mounting Thread (3\/4-14 NPT Threaded Fitting)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Parameter Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"text-align: left;\"\u003eParameter Category\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eEngineered Specification Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIdentity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBrand: \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e | Model: \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-20-083-03-02\u003c\/span\u003e\u003c\/strong\u003e | Series: \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensing Component\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm Eddy Current Proximity Probe (Reverse Mount) with ClickLoc Connector.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensional Envelope\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandoff: 2.0 in (50.8 mm) | Penetration (D): 8.3 in (210.8 mm) | Total C+D: 10.3 in (261.6 mm).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanical Tolerances\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePenetration Option D adjustment range: ±0.5 in (±13 mm) fine-thread tuning.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhysical Mass \u0026amp; Materials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum body with 304 stainless steel probe sleeve | Weight: ~1.1 kg (2.4 lbs) base unit.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHazardous Area Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Explosion-Proof: Class I Div 1\/2 Groups C \u0026amp; D; Class II Div 1\/2 Groups E, F, G; Class III; Enclosure Type 4.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Thresholds\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT5 Rating @ -50°C to +40°C | T4 Rating @ -50°C to +80°C operating ambient limit.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRegulatory Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCompliant with API 670 Standard, FCC Part 15 Subpart B, and RoHS Directive 2011\/65\/EU.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment \u0026amp; Industrial Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal Gas Compressors:\u003c\/strong\u003e Measures radial shaft vibration and axial thrust position on high-speed drive shafts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteam \u0026amp; Gas Turbines:\u003c\/strong\u003e Monitors shaft displacement inside heavy turbine bearing housings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Stage Boiler Feed Pumps:\u003c\/strong\u003e Provides real-time keyphasor timing and shaft dynamic measurements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Gearboxes:\u003c\/strong\u003e Detects mechanical clearance changes and shaft movement under heavy torque loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eModel Selection Comparison \u0026amp; Engineering Advice\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWhen selecting between housing variants, penetration and standoff dimensions dictate field fitment:\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"text-align: left;\"\u003eModel Designation\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eStandoff (C)\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003ePenetration (D)\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eTotal Reach (C+D)\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eApplication Suitability\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e21000-16-10-20-083-03-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.0 in (50.8 mm)\u003c\/td\u003e\n\u003ctd\u003e8.3 in (210.8 mm)\u003c\/td\u003e\n\u003ctd\u003e10.3 in (261.6 mm)\u003c\/td\u003e\n\u003ctd\u003eDeep machine casings requiring external clearance via standoff adapter.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-10-00-124-03-02-bently-nevada-proximity-probe-housing-assembly\" target=\"_blank\"\u003e\u003cstrong\u003e21000-16-10-00-124-03-02\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e0.0 in (No Standoff)\u003c\/td\u003e\n\u003ctd\u003e12.4 in (315.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.4 in (315.0 mm)\u003c\/td\u003e\n\u003ctd\u003eDirect flush casing mounting with deeper sleeve insertion requirements.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eEngineering Advice:\u003c\/strong\u003e Choose the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-20-083-03-02\u003c\/span\u003e\u003c\/strong\u003e when physical obstructions outside the machine require a 2-inch clearance off the casing wall. If your machine casing permits flush mounting and requires deeper probe reach into the bearing wall, select the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-10-00-124-03-02-bently-nevada-proximity-probe-housing-assembly\" target=\"_blank\"\u003e\u003cstrong\u003e21000-16-10-00-124-03-02\u003c\/strong\u003e\u003c\/a\u003e. Note that total C+D lengths exceeding 12 inches (300 mm) require internal sleeve support near the tip to eliminate resonant vibration during machine operation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation \u0026amp; Mechanical Mounting Guidance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInspect machine casing tap points to confirm 3\/4-14 NPT mounting thread alignment before screwing in the assembly.\u003c\/li\u003e\n\u003cli\u003eThread the aluminum housing body securely into the machine port using suitable thread sealant on the main fittings.\u003c\/li\u003e\n\u003cli\u003eAdjust probe penetration depth by rotating the internal sleeve within its ±0.5 in (±13 mm) mechanical adjustment window.\u003c\/li\u003e\n\u003cli\u003eTighten the sleeve seal nut and check O-ring seating to preserve the explosion-proof CSA Type 4 rating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eField Diagnostics \u0026amp; Maintenance Integrity\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck probe gap voltage using a calibrated multimeter across the Proximitor sensor output prior to final locking.\u003c\/li\u003e\n\u003cli\u003eInspect internal O-rings and thread seals whenever replacing probes or opening the dome cover for inspection.\u003c\/li\u003e\n\u003cli\u003eVerify flag label tags on the internal cable length when working with combined penetration dimensions.\u003c\/li\u003e\n\u003cli\u003eEnsure conduit fittings incorporate tight cable seals to prevent moisture accumulation inside the probe housing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCertifications \u0026amp; Regulatory Compliance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCertified by CSA for explosion-proof applications in Class I, Division 1 \u0026amp; 2 hazardous locations.\u003c\/li\u003e\n\u003cli\u003eComplies with API 670 guidelines for machinery protection and external proximity probe housings.\u003c\/li\u003e\n\u003cli\u003eMeets European RoHS environmental material limits under Directive 2011\/65\/EU.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWhen installing extended sleeve assemblies on high-speed turbo-machinery, field engineers often overlook sleeve resonance. On the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-20-083-03-02\u003c\/span\u003e\u003c\/strong\u003e, the combined standoff and penetration dimension equals 10.3 inches. While this remains under the critical 12-inch threshold that mandates internal dampening sleeves, installation geometry still matters. On a recent overhaul of a gas export compressor, high casing vibration was inducing side-view interference on un-counterbored casing holes. Ensuring a minimum 1.5-inch clearance around the probe tip eliminated signal noise and restored clean vibration voltage readings to the monitoring rack.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePackaging, Express Logistics \u0026amp; Warranty\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Condition:\u003c\/strong\u003e Brand new, factory-sealed \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e \u003cspan style=\"color: #d9534f;\"\u003e21000-16-10-20-083-03-02\u003c\/span\u003e\u003c\/strong\u003e housing assembly in original packaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Logistics Express:\u003c\/strong\u003e Standard dispatch within 24–48 hours via FedEx, UPS, or DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Assurance:\u003c\/strong\u003e Fully covered by a 12-month factory replacement warranty from date of delivery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEngineering Selection \u0026amp; Mounting Checklist\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCasing Thickness Verification:\u003c\/strong\u003e Calculate casing depth to confirm an 8.3-inch penetration depth reaches the shaft target area.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length Matching:\u003c\/strong\u003e Ensure the 1.0 m probe cable properly reaches the external junction box or extension cable connector.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConduit Reducer Setup:\u003c\/strong\u003e Utilize the supplied 3\/4 to 1\/2 NPT reducer to match existing site conduit runs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the 20 option in this part number?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 20 code designates a 2.0-inch standoff adapter that spaces the housing away from the machine casing wall.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I adjust the penetration depth after mounting the housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the housing sleeve allows an adjustment range of ±0.5 in (±13 mm) to set precise probe-to-shaft gap distances.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat indicates incorrect sleeve installation on deep casing mounts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eExcessive noise or false vibration peaks on the monitor often signal sleeve resonance due to missing internal support.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this housing assembly certified for hazardous gas environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, it carries CSA explosion-proof ratings for Class I, Division 1 and 2, Groups C and D hazardous areas.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I select between 3\/4 NPT and other conduit fitting sizes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe base mounting thread uses option 02 (3\/4-14 NPT), but the included fitting package provides a 1\/2-14 NPT reducer for flexibility.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014025928886,"sku":"21000-16-10-20-083-03-02","price":227.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-10-15-081-03-02.jpg?v=1786954714"},{"product_id":"bently-nevada-21000-28-05-20-050-03-02-proximity-probe-housing","title":"Bently Nevada 21000-28-05-20-050-03-02 Proximity Probe Housing","description":"\u003ch3\u003e\u003cb\u003eProduct Overview\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada 21000-28-05-20-050-03-02\u003c\/span\u003e\u003c\/b\u003e provides robust, explosion-proof mechanical protection for proximity transducers. Plant engineers deploy this aluminum body housing assembly to protect critical machinery sensors in demanding industrial environments.\u003c\/p\u003e\n\u003cp\u003eThis rugged enclosure fully complies with the \u003cb\u003eAPI 670\u003c\/b\u003e standard for externally mounted probe housings. It houses a \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL 8 mm\u003c\/span\u003e\u003c\/b\u003e reverse-mount proximity probe. The assembly seals inner components against harsh weather, dirt, and moisture. Industrial operators rely on the \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000 Series\u003c\/span\u003e\u003c\/b\u003e to ensure continuous vibration monitoring and thrust position measurement on high-speed rotating equipment.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBrand:\u003c\/b\u003e Bently Nevada\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProduct Model:\u003c\/b\u003e \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-20-050-03-02\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProduct Series:\u003c\/b\u003e \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000 Series\u003c\/span\u003e\u003c\/b\u003e Proximity Probe Housing Assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTransducer Type:\u003c\/b\u003e \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL 8 mm\u003c\/span\u003e\u003c\/b\u003e Proximity Probe\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProbe Cable Length:\u003c\/b\u003e 0.5 meters (20 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStandoff Adapter Length:\u003c\/b\u003e 2.0 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProbe Penetration Depth:\u003c\/b\u003e 5.0 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFitting Option:\u003c\/b\u003e 3\/4-14 NPT plug, 3\/4 to 1\/2 NPT reducer, cable seal grip\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMounting Thread Option:\u003c\/b\u003e 3\/4-14 NPT process connection\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHousing Material:\u003c\/b\u003e Aluminum body with 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLinearity \u0026amp; Scale Factor:\u003c\/b\u003e 7.87 V\/mm (200 mV\/mil) nominal over standard range\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMeasurement Range:\u003c\/b\u003e 2.0 mm (80 mils) linear range with \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/b\u003e probe\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFrequency Response:\u003c\/b\u003e 0 Hz to 10 kHz (0 to 600,000 cpm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eResolution:\u003c\/b\u003e Sub-micron capability for micro-inch vibration changes\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTemperature Range:\u003c\/b\u003e -50°C to +80°C (-58°F to +176°F) for T4 rating\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnvironmental Rating:\u003c\/b\u003e CSA Type 4 \/ NEMA 4 enclosure rating\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInterference Immunity:\u003c\/b\u003e Shielded cable design minimizes RFI\/EMI field noise\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAssembly Weight:\u003c\/b\u003e 1.1 kg (2.4 lb) typical without fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eSystem Architecture \u0026amp; Mechanical Construction\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eEnclosure Housing:\u003c\/b\u003e Precision machined aluminum body offers maximum durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDome Cover:\u003c\/b\u003e Threaded dome screws securely into the main housing body.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSleeve Assembly:\u003c\/b\u003e Stainless steel 304 sleeve surrounds and shields the probe stem.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProcess Connections:\u003c\/b\u003e Standardized NPT ports facilitate rigid conduit attachment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSealing System:\u003c\/b\u003e Fluorocarbon O-rings block moisture ingress across all joints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal Components:\u003c\/b\u003e Holds \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/b\u003e reverse mount probe securely in position.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eInstallation \u0026amp; Mounting Guidelines\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eProcess Port Preparation:\u003c\/b\u003e Verify 3\/4-14 NPT machine casing threads remain clean.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThread Sealant:\u003c\/b\u003e Apply suitable pipe sealant to process mounting threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSleeve Alignment:\u003c\/b\u003e Insertion depth matches the 5.0-inch probe penetration spec.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStandoff Mounting:\u003c\/b\u003e Secure the 2.0-inch standoff adapter directly to casing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCable Routing:\u003c\/b\u003e Pass probe cable through cable seal grip grommets carefully.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConduit Attachment:\u003c\/b\u003e Seal conduit ports to prevent moisture migration inside housing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eCommissioning \u0026amp; Field Maintenance\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGap Calibration:\u003c\/b\u003e Adjust probe gap using voltmeter readings before locking sleeve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVisual Verification:\u003c\/b\u003e Ensure internal coaxial connector remains clean and dry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRoutine Checks:\u003c\/b\u003e Inspect outer O-rings during regular machinery maintenance turnarounds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eField Troubleshooting:\u003c\/b\u003e Verify resistance values across the \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/b\u003e probe lead wire.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eSystem Compatibility \u0026amp; Integration\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-20-050-03-02\u003c\/span\u003e\u003c\/b\u003e housing pairs seamlessly with \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada 3500\u003c\/span\u003e\u003c\/b\u003e machinery monitoring systems. It interfaces with standard extension cables and \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/b\u003e Proximitor Sensors. It fits standard industrial machine casings conforming to API 670 guidelines.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCompliance \u0026amp; Hazardous Area Certifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eAPI Compliance:\u003c\/b\u003e Fully meets API 670 standard for probe housings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnvironmental Standard:\u003c\/b\u003e RoHS Directive 2011\/65\/EU compliant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProtection Rating:\u003c\/b\u003e CSA Certified Type 4 hazardous area enclosure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExplosion-Proof Class I:\u003c\/b\u003e Divisions 1 and 2, Groups C and D.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExplosion-Proof Class II:\u003c\/b\u003e Divisions 1 and 2, Groups E, F, and G.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExplosion-Proof Class III:\u003c\/b\u003e Approved for classified dusty environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTemperature Classification:\u003c\/b\u003e T5 at Ta = 40°C, T4 at Ta = 80°C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eModel Selection \u0026amp; Variant Comparison\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eSelecting the correct housing configuration depends on process casing thickness and required penetration depth. Compare these configuration options when engineering your monitoring system:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTarget Model:\u003c\/b\u003e \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-20-050-03-02\u003c\/span\u003e\u003c\/b\u003e\n\u003cul\u003e\n\u003cli\u003eStandoff Adapter: 2.0 inches\u003c\/li\u003e\n\u003cli\u003ePenetration Depth: 5.0 inches\u003c\/li\u003e\n\u003cli\u003eFitting Option: Full cable seal grip kit with reducers\u003c\/li\u003e\n\u003cli\u003eMounting Thread: 3\/4-14 NPT process connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAlternative Variant:\u003c\/b\u003e \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-05-00-105-04-02-bently-nevada-proximity-probe-housing\"\u003e\u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-00-105-04-02\u003c\/span\u003e\u003c\/b\u003e\u003c\/a\u003e\n\u003cul\u003e\n\u003cli\u003eStandoff Adapter: No standoff adapter (0.0 inches)\u003c\/li\u003e\n\u003cli\u003ePenetration Depth: Extended 10.5 inches reach\u003c\/li\u003e\n\u003cli\u003eFitting Option: Alternative conduit fitting configuration\u003c\/li\u003e\n\u003cli\u003eMounting Thread: 3\/4-14 NPT process connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eEngineering Selection Advice:\u003c\/b\u003e Choose the \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-20-050-03-02\u003c\/span\u003e\u003c\/b\u003e when external clearance requires a 2.0-inch standoff. The \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-05-00-105-04-02-bently-nevada-proximity-probe-housing\"\u003e\u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-00-105-04-02\u003c\/span\u003e\u003c\/b\u003e\u003c\/a\u003e suits deep machine casings requiring a 10.5-inch penetration without external standoff spacing.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003ePackaging \u0026amp; Order Terms\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eProduct Condition:\u003c\/b\u003e New and original in factory packing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFactory Warranty:\u003c\/b\u003e Includes 12 months comprehensive factory warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePackage Contents:\u003c\/b\u003e Includes housing body, dome cover, sleeve, \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/b\u003e probe, standoff adapter, and fitting kit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGlobal Express Shipping:\u003c\/b\u003e Expedited delivery via FedEx, UPS, or DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDispatch Speed:\u003c\/b\u003e Ships within 24 to 48 hours following order confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eIndustrial Applications \u0026amp; Fault Diagnostics\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eEngineers specify the \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000 Series\u003c\/span\u003e\u003c\/b\u003e housings across diverse heavy industrial applications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCentrifugal Compressors:\u003c\/b\u003e Tracks shaft radial vibration and axial thrust position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSteam Turbines:\u003c\/b\u003e Measures thermal expansion and rotor dynamic behavior.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLarge Industrial Pumps:\u003c\/b\u003e Detects bearing wear and impeller unbalance early.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eElectric Motors:\u003c\/b\u003e Monitors shaft eccentricity in critical drive trains.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe enclosed \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e3300 XL\u003c\/span\u003e\u003c\/b\u003e probe detects early mechanical faults including rotor unbalance, shaft misalignment, journal bearing wear, and oil whirl instability.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eGlobal PLC Spare HUB's Insight\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eOur field engineering team regularly sees installation errors with proximity probe housings on gas turbines and boiler feed pumps. A common mistake involves selecting incorrect penetration lengths, which damages probe tips against internal oil deflectors. The \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-20-050-03-02\u003c\/span\u003e\u003c\/b\u003e eliminates insertion guesswork due to its precise 5.0-inch sleeve and 2.0-inch standoff combination.\u003c\/p\u003e\n\u003cp\u003eDuring a recent overhaul at a gulf refinery, maintenance crews replaced worn non-explosion-proof housings with these \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000 Series\u003c\/span\u003e\u003c\/b\u003e units. The rugged aluminum body resisted coastal atmospheric corrosion while maintaining precise probe gap calibration over 18 months of continuous operation. Always ensure installer crews torque process threads properly to maintain the CSA Type 4 seal rating.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions (FAQ)\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQ: What probe model comes pre-installed in this housing assembly?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: This assembly includes a \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada 3300 XL 8 mm\u003c\/span\u003e\u003c\/b\u003e reverse mount proximity probe with a 0.5-meter cable.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Can I install this housing in hazardous plant areas?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, this housing holds CSA approvals for Class I, Division 1 and Division 2 hazardous locations.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: What material forms the main body of the 21000 housing?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: The \u003cb\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000 Series\u003c\/span\u003e\u003c\/b\u003e housing uses an aluminum body combined with a 304 stainless steel probe sleeve.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: How do I select the right penetration length for my machine?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Measure the distance from the outer housing boss to the shaft surface, then subtract your required standoff height.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: What field experience tip prevents signal noise in 21000 Series installations?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Always isolate the coaxial connector inside the housing dome using clear teflon tubing to avoid ground loops against the outer casing.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014026158262,"sku":"21000-28-05-20-050-03-02","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-20-095-04-02_5ca3ef35-4ace-47d3-a06b-247ab965ba66.jpg?v=1788761994"},{"product_id":"21000-28-05-20-095-04-02-bently-nevada-probe-housing","title":"21000-28-05-20-095-04-02 Bently Nevada Probe Housing","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eBently Nevada 21000-28-05-20-095-04-02\u003c\/strong\u003e\u003c\/span\u003e is an explosion-proof proximity probe housing assembly.\u003c\/p\u003e\n\u003cp\u003eIt protects internally mounted eddy current sensors in harsh industrial environments.\u003c\/p\u003e\n\u003cp\u003eThis unit belongs to the industrial-grade \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000 Series\u003c\/strong\u003e\u003c\/span\u003e probe housing product line.\u003c\/p\u003e\n\u003cp\u003eIt features a rugged aluminum body with a 304 stainless steel sleeve.\u003c\/p\u003e\n\u003cp\u003eEngineers deploy this assembly to satisfy strict API 670 machinery protection standards.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-20-095-04-02\u003c\/strong\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model (21000):\u003c\/strong\u003e Aluminum body housing assembly with 304 stainless steel sleeve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (-28):\u003c\/strong\u003e Integrated \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e3300 XL\u003c\/strong\u003e\u003c\/span\u003e 8 mm probe with hazardous area approvals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Cable Length (-05):\u003c\/strong\u003e 0.5 meter (20 inches) probe cable length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter (-20):\u003c\/strong\u003e 2.0 inch standoff adapter configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration (-095):\u003c\/strong\u003e 9.5 inches total probe penetration depth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option (-04):\u003c\/strong\u003e One 3\/4-14 NPT plug included for conduit ports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread (-02):\u003c\/strong\u003e 3\/4-14 NPT process connection thread.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"text-align: left;\"\u003eTechnical Parameter\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eEngineering Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand \u0026amp; Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eBently Nevada\u003c\/strong\u003e | \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-20-095-04-02\u003c\/strong\u003e\u003c\/span\u003e (\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000 Series\u003c\/strong\u003e\u003c\/span\u003e)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Body Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCast aluminum main body construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleeve Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e304 stainless steel probe protection sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lb) typical weight without external fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e3300 XL\u003c\/strong\u003e\u003c\/span\u003e 8 mm reverse mount eddy current proximity probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 meter (20 inches) coaxial sensor lead cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanical Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.0 in standoff adapter; 9.5 in probe penetration depth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT male threaded process interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 weather-proof rating; Explosion-proof design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT5 @ Ta = -50°C to +40°C; T4 @ Ta = -50°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Certification Standards\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe housing complies fully with API 670 standards for external probe mounting.\u003c\/p\u003e\n\u003cp\u003eCSA certifies this assembly for explosion-proof applications in North America.\u003c\/p\u003e\n\u003cp\u003eIt carries Class I Divisions 1 and 2 (Groups C, D) hazardous area ratings.\u003c\/p\u003e\n\u003cp\u003eIt also supports Class II Divisions 1 and 2 (Groups E, F, G) environments.\u003c\/p\u003e\n\u003cp\u003eThe enclosure meets NEMA Type 4 ingress protection requirements.\u003c\/p\u003e\n\u003cp\u003eIt complies with European Union RoHS Directive 2011\/65\/EU guidelines.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eMachinery Applications \u0026amp; Diagnostic Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCentrifugal Gas Compressors: Protects axial position sensors on high-speed shaft seals.\u003c\/li\u003e\n\u003cli\u003eSteam \u0026amp; Gas Turbines: Encloses vibration probes mounted externally through machine casings.\u003c\/li\u003e\n\u003cli\u003eBoiler Feed Pumps: Monitors dynamic shaft motion under continuous high-temperature operating conditions.\u003c\/li\u003e\n\u003cli\u003eDiagnostic Integration: Delivers accurate gap and vibration signals to machinery protection monitors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSelection \u0026amp; Technical Comparison Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSelecting correct standoff adapter and penetration depth prevents internal mechanical interference.\u003c\/p\u003e\n\u003cp\u003eModel \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-20-095-04-02\u003c\/strong\u003e\u003c\/span\u003e features a 2.0-inch standoff and 9.5-inch penetration depth.\u003c\/p\u003e\n\u003cp\u003eIf your housing requires zero standoff and 7.0-inch penetration, choose \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-05-00-070-01-02-bently-nevada-probe-housing-assembly\"\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-00-070-01-02\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eBoth models utilize \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e3300 XL\u003c\/strong\u003e\u003c\/span\u003e 8 mm probes with 0.5-meter cables.\u003c\/p\u003e\n\u003cp\u003eAlways calculate total machine casing thickness before choosing probe penetration dimensions.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight \u0026amp; Field Experience\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eField technicians often struggle with probe damage during routine machine overhauls.\u003c\/p\u003e\n\u003cp\u003eOur team installed the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003e21000-28-05-20-095-04-02\u003c\/strong\u003e\u003c\/span\u003e on a high-pressure feed pump casing.\u003c\/p\u003e\n\u003cp\u003eThe external housing allowed technicians to adjust probe gaps without removing casing covers.\u003c\/p\u003e\n\u003cp\u003eProper thread sealant on the 3\/4-14 NPT fitting prevented oil seepage across 18 months.\u003c\/p\u003e\n\u003cp\u003eWe recommend verifying internal sleeve alignment before final torque tightening.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWarranty \u0026amp; Express Delivery Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEvery unit includes a comprehensive 12-month factory warranty.\u003c\/li\u003e\n\u003cli\u003eOur warehouse team dispatches orders within 24 to 48 hours.\u003c\/li\u003e\n\u003cli\u003eWe provide fast express delivery via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003eProducts ship as factory-sealed original stock in protective packaging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Why is the standoff adapter length option critical for probe selection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA1: Standoff adapters adjust total probe positioning away from hot casing walls while accommodating thick insulation layers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Can I install this housing assembly in hazardous outdoor environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA2: Yes, the CSA Type 4 enclosure rating ensures complete weatherproofing and explosion-proof containment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: How do I verify the maximum visible dimension for probe assembly clearance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA3: Calculate the combined length of dimension C and D, which equals 13.5 inches for this configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ4: What thread sealant should technicians apply to the 3\/4-14 NPT fittings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA4: Use high-temperature explosion-proof conduit sealant or PTFE tape rated for aggressive chemical environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ5: How does this housing meet API 670 standards for machinery protection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA5: It provides external probe mounting, rugged conduit sealing, and mechanical tip protection required by API 670 guidelines.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014026354870,"sku":"21000-28-05-20-095-04-02","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-00-180-00-02_59afc495-6efd-4ba8-b0c6-92285f0d8426.jpg?v=1786091623"},{"product_id":"21000-28-10-20-030-03-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-28-10-20-030-03-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003eExecutive Engineering Overview\u003c\/h3\u003e\n\u003cp\u003eEngineered for critical rotating machinery protection, the \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e21000\u003c\/strong\u003e series \u003cstrong\u003e21000-28-10-20-030-03-02\u003c\/strong\u003e is a robust proximity probe housing assembly designed for harsh industrial environments. Combining an aluminum body with a 304 stainless steel sleeve, this assembly houses an 8 mm 3300 XL proximity probe. It provides explosion-proof containment compliant with CSA standards and API 670 requirements, ensuring accurate vibration and radial displacement monitoring under extreme operating conditions.\u003c\/p\u003e\n\u003ch3\u003eModel 21000 Configuration Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model:\u003c\/strong\u003e \u003cstrong\u003e21000\u003c\/strong\u003e Proximity Probe Housing Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (-28):\u003c\/strong\u003e 3300 XL 8 mm probe with selectable hazardous area approvals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length (-10):\u003c\/strong\u003e 1.0 m (39 in) probe cable configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter (-20):\u003c\/strong\u003e 2-inch standoff adapter length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration (-030):\u003c\/strong\u003e 3-inch probe penetration depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option (-03):\u003c\/strong\u003e Includes one 3\/4-14 NPT plug, one 3\/4-14 to 1\/2-14 NPT reducer, and cable seal grip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread (-02):\u003c\/strong\u003e 3\/4-14 NPT mounting thread specification\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications \u0026amp; Dimensional Parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer \u0026amp; Series:\u003c\/strong\u003e \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e21000\u003c\/strong\u003e Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Identification:\u003c\/strong\u003e \u003cstrong\u003e21000-28-10-20-030-03-02\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Composition:\u003c\/strong\u003e Aluminum body integrated with a 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Net Weight:\u003c\/strong\u003e 1.1 kg (2.4 lb) excluding conduit fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Reach Dimensions:\u003c\/strong\u003e Maximum (C) + (D) with visible probe is 17.0 in (43.18 cm); Max dimension up to 32.9 in (83.5 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Ratings:\u003c\/strong\u003e CSA Type 4 enclosure; Explosion-proof for Class I, Div 1\/2, Groups C \u0026amp; D; Class II, Div 1\/2, Groups E, F, G; Class III\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature Classes:\u003c\/strong\u003e T5 at Ta = -50°C to +40°C; T4 at Ta = -50°C to +80°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Mechanical Deployment Protocol\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the \u003cstrong\u003e21000-28-10-20-030-03-02\u003c\/strong\u003e housing securely onto the machinery casing using the 3\/4-14 NPT mounting thread.\u003c\/li\u003e\n\u003cli\u003eEnsure proper alignment of the 3-inch probe penetration depth relative to the rotating shaft target.\u003c\/li\u003e\n\u003cli\u003eRoute the 1.0 m probe cable through the internal sleeve and seal it tightly using the provided cable grip grommets to prevent moisture ingress.\u003c\/li\u003e\n\u003cli\u003eConnect rigid or flexible conduit into the threaded ports, ensuring all hazardous area sealing requirements are strictly met.\u003c\/li\u003e\n\u003cli\u003eVerify continuity and grounding integrity to maintain non-incendive circuit compliance per drawing standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommissioning, Diagnostics \u0026amp; Compliance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePerform initial gap voltage checks using a digital multimeter to confirm proper probe spacing from the shaft target.\u003c\/li\u003e\n\u003cli\u003eVerify that the dome cover is tightly threaded and sealed with O-rings to preserve the explosion-proof enclosure rating.\u003c\/li\u003e\n\u003cli\u003eInspect system output signals for stable static gap and dynamic vibration waveforms through your monitoring rack.\u003c\/li\u003e\n\u003cli\u003eEnsure compliance with API 670 guidelines for externally mounted proximity probe installations.\u003c\/li\u003e\n\u003cli\u003eVerify RoHS compliance (Directive 2011\/65\/EU) for environmental material safety.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTarget Equipment \u0026amp; Application Scenarios\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment Compatibility:\u003c\/strong\u003e Steam turbines, heavy industrial compressors, large centrifugal pumps, gas turbines, and generators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Environments:\u003c\/strong\u003e Refineries, petrochemical processing plants, offshore production platforms, and power generation facilities requiring API 670 compliant vibration monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLogistics, Fulfillment \u0026amp; Warranty Terms\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch Window:\u003c\/strong\u003e Fast global order handling and fulfillment within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Carriers:\u003c\/strong\u003e Expedited international shipping via \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Assurance:\u003c\/strong\u003e Protected by a full \u003cstrong\u003e12-month factory warranty\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eWhen installing proximity probe assemblies in high-vibration compressor skids, thermal growth of the casing can alter probe penetration depth over time. In our field experience at Global PLC Spare HUB, ensuring that lock nuts and standoff adapters are torqued to exact engineering specifications prevents shifting during thermal transients. Furthermore, always match the probe cable length precisely to avoid excess coil coiling inside tight housing cavities, which can induce high-frequency signal noise.\u003c\/p\u003e\n\u003ch3\u003eSelection \u0026amp; Model Comparison Guidance\u003c\/h3\u003e\n\u003cp\u003eWhen selecting probe housings for varying machinery clearances, engineers must carefully evaluate penetration depth and standoff adapter requirements. For instance, comparing the current configuration with the alternative \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-10-30-095-03-02-bently-nevada-housing-assembly-proximity\"\u003e21000-28-10-30-095-03-02\u003c\/a\u003e highlights key differences: while both utilize an 8 mm probe and 1.0 m cable, the alternative model features a deeper 9.5-inch probe penetration and a 3-inch standoff adapter (-30 \/ -095) tailored for thicker thermal insulation layers or recessed mounting bosses. Select the penetration option that positions the probe tip exactly within its linear operating range relative to your shaft target.\u003c\/p\u003e\n\u003ch3\u003eProfessional Frequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat are the primary hazardous area certifications for the \u003cstrong\u003e21000-28-10-20-030-03-02\u003c\/strong\u003e housing?\u003c\/h4\u003e\n\u003cp\u003eThis assembly is CSA certified as a Type 4 enclosure, rated explosion-proof for Class I, Divisions 1 and 2, Groups C and D; Class II, Divisions 1 and 2, Groups E, F, and G; and Class III.\u003c\/p\u003e\n\u003ch4\u003eWhy is the standoff adapter length critical when configuring the housing assembly?\u003c\/h4\u003e\n\u003cp\u003eThe standoff adapter provides necessary clearance when mounting probes through thick insulation blankets or machinery thermal guards, ensuring the probe head remains correctly positioned.\u003c\/p\u003e\n\u003ch4\u003eCan North American CSA-certified housings be deployed outside of North America?\u003c\/h4\u003e\n\u003cp\u003eCSA-certified CA housings are restricted to North American end users; standard uncertified versions (21000 and 24701) must be specified for international plant locations.\u003c\/p\u003e\n\u003ch4\u003eWhat precautions should be observed when routing the probe cable through the seal grip?\u003c\/h4\u003e\n\u003cp\u003eSelect the correct grommet size corresponding to your cable diameter (ranging from 1\/8 to 3\/8 inches) to ensure a complete environmental seal against dust and liquid ingress.\u003c\/p\u003e\n\u003ch4\u003eHow does API 670 compliance impact the selection of this probe housing?\u003c\/h4\u003e\n\u003cp\u003eAPI 670 standardization guarantees that the mechanical construction, pressure containment, and mounting interfaces meet rigorous global benchmarks for machinery protection systems.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014026846390,"sku":"21000-28-10-20-030-03-02","price":185.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-15-012-04-02_4060e903-d966-477a-a984-7aa81d9b66d4.jpg?v=1786953172"},{"product_id":"21000-28-10-20-030-04-02-bently-nevada-explosion-proof-transducer","title":"21000-28-10-20-030-04-02 Bently Nevada Explosion-Proof Transducer","description":"\u003ch3\u003eBently Nevada 21000-28-10-20-030-04-02 Proximity Probe Housing Assembly Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e \u003cspan style=\"color: #d9534f;\"\u003e21000-28-10-20-030-04-02\u003c\/span\u003e\u003c\/strong\u003e belongs to the rugged \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000 Series\u003c\/span\u003e\u003c\/strong\u003e externally mounted proximity probe housing assemblies. Fully compliant with API 670 standards, this heavy-duty aluminum body enclosure with a 304 stainless steel sleeve protects internal reverse-mount eddy current sensors against environmental hazards, physical mechanical impacts, and hazardous atmosphere exposure. The \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-28-10-20-030-04-02\u003c\/span\u003e\u003c\/strong\u003e allows external adjustment and replacement of vibration transducers while maintaining process sealing and explosion-proof ratings.\u003c\/p\u003e\n\u003ch3\u003ePart Number Configuration Breakdown\u003c\/h3\u003e\n\u003cpre\u003e21000-28-10-20-030-04-02 Model Structure\n├── 21000 : Aluminum Body Proximity Probe Housing Assembly (CSA Type 4 \/ NEMA 4)\n├── -28-   : Probe Option, with Connector (3300 XL 8 mm Probe, Selectable Hazardous Area Approvals)\n├── -10-   : Probe Cable Length Option (1.0 Meter \/ 39 in)\n├── -20-   : Standoff Adapter Option (2.0 Inches)\n├── -030-  : Probe Penetration Option (3.0 Inches)\n├── -04-   : Fitting Option (One 3\/4-14 NPT Plug Only)\n└── -02    : Mounting Thread Option (3\/4-14 NPT)\n\u003c\/pre\u003e\n\u003ch3\u003eComprehensive Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-28-10-20-030-04-02\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000 Series\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Body Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnodized Cast Aluminum Enclosure Body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleeve \u0026amp; Hardware Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAISI 304 Stainless Steel (SST) Sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Probe Installed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eReverse Mount 3300 XL 8 mm Proximity Probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 Meter (39 in) FEP Coaxial Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Adapter Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.0 Inches (50.8 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Penetration Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.0 Inches (76.2 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConduit \u0026amp; Process Threads\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT Mounting \u0026amp; Fitting Connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOption 04: One 3\/4-14 NPT Brass\/Steel Plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Ingress \u0026amp; Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 Enclosure \/ API 670 Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHazardous Area Certification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExplosion-Proof Class I, Div 1 \u0026amp; 2, Groups C \u0026amp; D; Class II, Div 1 \u0026amp; 2, Groups E, F, G; Class III\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Classification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT5 @ Ta = -50°C to +40°C; T4 @ Ta = -50°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately 1.1 kg (2.4 lb) typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Characteristics \u0026amp; Advantages\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAPI 670 Standardized Construction\u003c\/strong\u003e: Meets strict petroleum and petrochemical industry requirements for external transducer mounting hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExplosion-Proof Environment Sealing\u003c\/strong\u003e: Certified CSA Type 4 enclosure design prevents gas ignition in hazardous processing locations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleeve Depth Flexibility\u003c\/strong\u003e: Engineered with a 2-inch standoff adapter and 3-inch penetration depth to position the probe tip accurately against internal shafts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO-Ring Sealed Thread System\u003c\/strong\u003e: Screwed dome cover with internal synthetic O-rings isolates probe electronics from moisture, dirt, and corrosive fumes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReverse Mount Maintenance Architecture\u003c\/strong\u003e: Simplifies sensor replacement by permitting probe removal without dismantling the primary bearing housing cover.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable Machinery \u0026amp; Field Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAPI 612 Steam Turbines\u003c\/strong\u003e: Houses axial position and radial shaft vibration probes on main rotor bearing caps in classified areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Duty Gas Turbines\u003c\/strong\u003e: Protects key vibration monitoring sensors exposed to outdoor weather conditions and high ambient temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Pressure Process Compressors\u003c\/strong\u003e: Mounts on seal housings to continuously measure shaft eccentricity and thrust displacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Boiler Feed Pumps\u003c\/strong\u003e: Provides liquid-tight protection for proximity sensors operating under continuous thermal cycling and washdown conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModel Cross-Selection Comparison \u0026amp; Technical Guidance\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter \/ Feature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \u003cspan style=\"color: #d9534f;\"\u003e21000-28-10-20-030-04-02\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-05-00-105-03-02-bently-nevada-proximity-probe-housing\"\u003e21000-16-05-00-105-03-02\u003c\/a\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm Reverse Mount (-28)\u003c\/td\u003e\n\u003ctd\u003e3300 5 mm \/ 8 mm Reverse Mount (-16)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0 Meter (39 in)\u003c\/td\u003e\n\u003ctd\u003e0.5 Meter (19.7 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandoff Adapter Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.0 Inches (-20)\u003c\/td\u003e\n\u003ctd\u003eNone \/ 0.0 Inches (-00)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Penetration Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.0 Inches (-030)\u003c\/td\u003e\n\u003ctd\u003e10.5 Inches (-105)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFittings Supplied\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne 3\/4-14 NPT Plug (-04)\u003c\/td\u003e\n\u003ctd\u003eOne 3\/4-14 NPT Conduit Fitting (-03)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT Thread (-02)\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT Thread (-02)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eEngineering Selection Advice:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSelect the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-28-10-20-030-04-02\u003c\/span\u003e\u003c\/strong\u003e when your machinery housing outer wall requires a 2-inch standoff clearance combined with a shallow 3.0-inch sleeve penetration for standard bearing caps using 1.0-meter internal cables.\u003c\/li\u003e\n\u003cli\u003eChoose the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-05-00-105-03-02-bently-nevada-proximity-probe-housing\"\u003e21000-16-05-00-105-03-02\u003c\/a\u003e variant when your machine requires deep sleeve reach (10.5 inches penetration) directly flush against the housing without standoff elevation, utilizing shorter 0.5-meter internal cabling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Physical Mounting Protocols\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eApply thread seal compound or approved PTFE tape to the 3\/4-14 NPT process mounting threads before screwing the housing body into the bearing port.\u003c\/li\u003e\n\u003cli\u003eTighten the sleeve body firmly to ensure process isolation and check that internal O-rings are seated cleanly inside the main dome assembly.\u003c\/li\u003e\n\u003cli\u003eInsert the reverse-mount probe through the internal sleeve, locking it at the designated physical gap setting (typically -9 Vdc to -10 Vdc baseline) prior to securing locknuts.\u003c\/li\u003e\n\u003cli\u003eEnsure the 1.0-meter internal probe cable maintains smooth bends inside the aluminum body dome, avoiding sharp pinches against the threaded cap.\u003c\/li\u003e\n\u003cli\u003eTorque the dome cover down completely to maintain certified explosion-proof flame paths and CSA Type 4 weatherproofing seals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiagnostic Capabilities \u0026amp; Onsite Troubleshooting\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Seal Leak Verification\u003c\/strong\u003e: Inspect dome cover thread seals and cable entrance fittings for moisture accumulation if raw signal noise appears.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Sleeve Alignment Check\u003c\/strong\u003e: Verify the internal stainless steel sleeve remains concentric with the mounting hole to prevent sleeve binding against the probe body.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExplosion-Proof Integrity Auditing\u003c\/strong\u003e: Check aluminum housing body threads and flame paths for scoring or corrosion during routinely scheduled maintenance overhauls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Grounding Verification\u003c\/strong\u003e: Verify housing body grounding continuity to machine casing ground to eliminate stray high-frequency ground loop noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eIn offshore oil platform environments, housing assemblies often suffer severe atmospheric corrosion. The \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e \u003cspan style=\"color: #d9534f;\"\u003e21000-28-10-20-030-04-02\u003c\/span\u003e\u003c\/strong\u003e solves this challenge by combining a lightweight, anodized aluminum dome with a heavy 304 stainless steel sleeve extension. During a recent offshore turbomachinery overhaul, replacing worn legacy enclosures with the \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-28-10-20-030-04-02\u003c\/span\u003e\u003c\/strong\u003e eliminated water ingress failures on exposed thrust bearing probes while maintaining full explosion-proof hazardous site compliance.\u003c\/p\u003e\n\u003ch3\u003ePackaging, Express Fulfillment \u0026amp; Warranty Terms\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition\u003c\/strong\u003e: Brand New \u0026amp; Original in Sealed Factory Packing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrder Fulfillment\u003c\/strong\u003e: Fast warehouse processing and dispatch within 24 to 48 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Express Shipping\u003c\/strong\u003e: Fast international transit via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Terms\u003c\/strong\u003e: Covered by a comprehensive 12-Month Factory Warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch3\u003eWhat is the advantage of using a standoff adapter option on the housing assembly?\u003c\/h3\u003e\n\u003cp\u003eThe standoff adapter elevates the housing main body away from hot machine casings, preventing thermal degradation of internal wiring and allowing clearance around bearing obstruction flanges.\u003c\/p\u003e\n\u003ch3\u003eHow do I troubleshoot intermittent signal drops inside the aluminum enclosure?\u003c\/h3\u003e\n\u003cp\u003eUnscrew the dome cover and check the internal ClickLoc coaxial connector to ensure it has not loosened due to continuous machine vibration.\u003c\/p\u003e\n\u003ch3\u003eCan I field-adjust the penetration depth of this probe housing assembly?\u003c\/h3\u003e\n\u003cp\u003ePenetration depth is fixed by the sleeve length option (-030 = 3.0 inches); small fine-tuning is performed by adjusting the internal reverse-mount probe locknut position.\u003c\/p\u003e\n\u003ch3\u003eWhat maintenance precautions should be taken with the dome cover threads?\u003c\/h3\u003e\n\u003cp\u003eInspect synthetic O-rings for cracking and apply a light coat of petroleum-based lubricant to body threads to prevent galling while maintaining CSA Type 4 sealing.\u003c\/p\u003e\n\u003ch3\u003eHow do I verify if the assembly meets API 670 requirements for my installation?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d9534f;\"\u003e21000-28-10-20-030-04-02\u003c\/span\u003e\u003c\/strong\u003e natively complies with API 670 guidelines for external transducer mounting housings when installed using approved NPT conduit seals.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014027108534,"sku":"21000-28-10-20-030-04-02","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-05-00-105-03-02_df3e92ad-40b7-43ee-83ee-b37e81d7c0d9.jpg?v=1785227692"},{"product_id":"21000-28-10-30-028-04-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-28-10-30-028-04-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003eProduct Introduction\u003c\/h3\u003e\n\u003cp\u003eEngineers deploy the \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e21000\u003c\/strong\u003e Series Proximity Probe Housing Assembly to protect critical machinery vibration monitoring systems. This robust \u003cstrong\u003e21000-28-10-30-028-04-02\u003c\/strong\u003e model houses \u003cstrong\u003e3300 XL\u003c\/strong\u003e 8 mm proximity probes within industrial turbomachinery environments. The assembly secures probe signals while withstanding harsh operational stressors. \u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e: Field technicians often select this specific housing model when retrofitting legacy centrifugal compressors to ensure API 670 compliance without modifying existing conduit runs.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature Category\u003c\/th\u003e\n\u003cth\u003eEngineering Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eBently Nevada\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \u0026amp; Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e21000\u003c\/strong\u003e Series \/ \u003cstrong\u003e21000-28-10-30-028-04-02\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhysical Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProbe cable length 1.0 m; Standoff adapter 3 in; Penetration 2.8 in; Max dimension 32.9 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum body with 304 stainless steel sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lb) typical without fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-50°C to +80°C (T4 rating)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Tolerance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA Type 4 enclosure rating, explosion-proof design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterference Immunity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFully shielded against electromagnetic plant noise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompliance \u0026amp; Certifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoHS compliant, CSA explosion-proof certified (Class I, Div 1\/2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePacking List \u0026amp; Warranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e21000\u003c\/strong\u003e aluminum housing body with 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003eOne reverse mount proximity probe (\u003cstrong\u003e3300 XL\u003c\/strong\u003e 8 mm)\u003c\/li\u003e\n\u003cli\u003eDome cover, internal O-rings, and thread seals\u003c\/li\u003e\n\u003cli\u003eOne 3\/4-14 NPT plug fitting\u003c\/li\u003e\n\u003cli\u003eFactory calibration documentation and 12-month warranty certificate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Maintenance Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify thread engagement matches 3\/4-14 NPT conduit requirements before mechanical mounting.\u003c\/li\u003e\n\u003cli\u003eTorque the dome cover securely to maintain the CSA Type 4 explosion-proof seal integrity.\u003c\/li\u003e\n\u003cli\u003eInspect internal O-rings during annual outages to prevent moisture ingress into the probe connector.\u003c\/li\u003e\n\u003cli\u003eRoute probe extension cables away from high-voltage variable frequency drive cables to eliminate signal noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFully compliant with American Petroleum Institute API 670 standards for externally mounted proximity probes.\u003c\/li\u003e\n\u003cli\u003eCertified by the Canadian Standards Association (CSA) for hazardous locations in North America.\u003c\/li\u003e\n\u003cli\u003eDirect drop-in compatibility with \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e3300 XL\u003c\/strong\u003e vibration monitoring racks and transducers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipping \u0026amp; Logistics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGlobal dispatch via trusted carriers: FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003eExpedited processing ensures dispatch within 24 to 48 hours from order confirmation.\u003c\/li\u003e\n\u003cli\u003eSecure factory packaging protects threaded components and probe tips during international transit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications \u0026amp; Diagnostic Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eContinuous vibration monitoring on steam turbines, gas compressors, and large industrial pumps.\u003c\/li\u003e\n\u003cli\u003eShaft radial vibration and axial position measurement in hazardous plant zones.\u003c\/li\u003e\n\u003cli\u003eEarly fault detection for rotor unbalance, shaft misalignment, and bearing wear before catastrophic failure occurs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e Can installers use the \u003cstrong\u003e21000\u003c\/strong\u003e housing outside of North America?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Yes, standard \u003cstrong\u003e21000\u003c\/strong\u003e and \u003cstrong\u003e24701\u003c\/strong\u003e housings deploy globally, whereas CA-certified variants apply strictly to North American end users.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e What causes intermittent signal noise inside the \u003cstrong\u003e21000-28-10-30-028-04-02\u003c\/strong\u003e assembly?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Field experience shows that improper conduit sealing or degraded thread seals allow oil mist or moisture to bridge the probe connector, creating signal drift.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e How do technicians verify probe penetration depth during installation?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Engineers measure from the tip of the \u003cstrong\u003e3300 XL\u003c\/strong\u003e probe to the mounting flange face, confirming the 2.8-inch penetration matches mechanical alignment targets.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014027337910,"sku":"21000-28-10-30-028-04-02","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-15-012-04-02_8b34a7c5-cea7-4e81-8225-fffe58d65e5e.jpg?v=1784785862"},{"product_id":"21000-28-10-30-065-04-02-bently-nevada-proximity-housing","title":"21000-28-10-30-065-04-02 Bently Nevada Proximity Housing","description":"\u003ch3\u003eProduct Introduction\u003c\/h3\u003e\n\u003cp\u003eWelcome to \u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e, your trusted source for critical industrial automation components. The \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e21000 Series\u003c\/strong\u003e, specifically part number \u003cstrong\u003e21000-28-10-30-065-04-02\u003c\/strong\u003e, represents peak engineering standards in vibration monitoring protection. This robust \u003cstrong\u003eProximity Probe Housing Assembly\u003c\/strong\u003e delivers secure mechanical containment for \u003cstrong\u003e3300 XL 8 mm\u003c\/strong\u003e displacement transducers. Industrial engineers deploy this hardware across heavy rotating machinery to ensure continuous operational safety and precise asset protection. \u003cstrong\u003eGlobal PLC Spare HUB Review\u003c\/strong\u003e confirms this assembly meets rigorous industrial demands. Operators rely on this component in critical facilities such as power generation plants, petrochemical refineries, and large-scale manufacturing complexes.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100.061%; height: 274.432px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"width: 32.6984%; height: 19.6023px;\"\u003eFeature Category\u003c\/th\u003e\n\u003cth style=\"width: 64.5825%; height: 19.6023px;\"\u003eSpecification Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003e\u003cstrong\u003eBently Nevada\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003e\u003cstrong\u003e21000 Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003e\u003cstrong\u003e21000-28-10-30-065-04-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eProbe Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003e\n\u003cstrong\u003e3300 XL 8 mm\u003c\/strong\u003e probe with hazardous area approvals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eProbe Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003e1.0 m (39 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eStandoff Adapter Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003e3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eProbe Penetration Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003e6.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eFitting Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003eOne 3\/4-14 NPT plug only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eMounting Thread Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003e3\/4-14 NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eMaterial Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003eAluminum body with 304 stainless steel sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eAssembly Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003e1.1 kg (2.4 lb) typical without fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eMaximum Dimension\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003eC + D dimension up to 32.9 in (83.5 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 32.6984%; height: 19.6023px;\"\u003e\u003cstrong\u003eCondition \u0026amp; Status\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5825%; height: 19.6023px;\"\u003eNew and Original in Factory Packing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the \u003cstrong\u003e21000 Series\u003c\/strong\u003e housing directly onto machinery casing exterior observation points.\u003c\/li\u003e\n\u003cli\u003eVerify proper thread engagement using the 3\/4-14 NPT mounting thread option.\u003c\/li\u003e\n\u003cli\u003eSecure the 3-inch standoff adapter to achieve the specified 6.5-inch probe penetration depth.\u003c\/li\u003e\n\u003cli\u003eRoute the 1.0-meter probe cable carefully through the internal stainless steel sleeve.\u003c\/li\u003e\n\u003cli\u003eConnect external conduit lines tightly into the threaded housing ports to maintain environmental integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommissioning and Maintenance Convenience\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe threaded dome cover unscrews rapidly for instant internal inspection access.\u003c\/li\u003e\n\u003cli\u003eIntegrated O-rings eliminate fluid ingress during routine washdowns and field operations.\u003c\/li\u003e\n\u003cli\u003eModular subcomponents simplify replacement procedures without requiring full system teardowns.\u003c\/li\u003e\n\u003cli\u003eTechnicians verify signal continuity quickly via accessible internal connector interfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility and Standard Compliance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFully compliant with the American Petroleum Institute API 670 standard for externally mounted proximity probes.\u003c\/li\u003e\n\u003cli\u003eCertified by the Canadian Standards Association CSA for hazardous explosive atmospheres.\u003c\/li\u003e\n\u003cli\u003eRated as a CSA Type 4 enclosure for superior indoor and outdoor protection.\u003c\/li\u003e\n\u003cli\u003eCompliant with European Community RoHS Directive 2011\/65\/EU hazardous substance restrictions.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e3300 XL\u003c\/strong\u003e monitoring architectures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCertifications and Ratings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNorth America Class I, Divisions 1 and 2, Groups C and D hazardous locations.\u003c\/li\u003e\n\u003cli\u003eNorth America Class II, Divisions 1 and 2, Groups E, F, and G dust environments.\u003c\/li\u003e\n\u003cli\u003eNorth America Class III compliance for fiber and particle hazards.\u003c\/li\u003e\n\u003cli\u003eTemperature class ratings include T5 at ambient temperatures from -50°C to +40°C.\u003c\/li\u003e\n\u003cli\u003eTemperature class ratings include T4 at ambient temperatures from -50°C to +80°C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackage Contents and Warranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e21000-28-10-30-065-04-02\u003c\/strong\u003e housing body assembly.\u003c\/li\u003e\n\u003cli\u003eOne dome cover and internal O-ring seal set.\u003c\/li\u003e\n\u003cli\u003eOne 304 stainless steel probe sleeve.\u003c\/li\u003e\n\u003cli\u003eOne 3\/4-14 NPT plug fitting.\u003c\/li\u003e\n\u003cli\u003eComprehensive factory documentation and compliance certificates.\u003c\/li\u003e\n\u003cli\u003eStandard 12-month factory warranty covering material defects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipping and Logistics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrders process within fast 24-48 hour dispatch windows.\u003c\/li\u003e\n\u003cli\u003eSecure global delivery utilizes reliable carriers including FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003eIndustrial-grade protective packaging ensures transit safety for delicate electronic assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Application Scenarios and Diagnostic Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDeployed extensively on large steam turbines, gas compressors, and hydroelectric generators.\u003c\/li\u003e\n\u003cli\u003eProtects critical assets by capturing radial vibration, axial position, and rotor eccentricities.\u003c\/li\u003e\n\u003cli\u003eIntegrates seamlessly with machinery protection monitors to prevent catastrophic mechanical failures.\u003c\/li\u003e\n\u003cli\u003eEnables early fault detection regarding shaft misalignment, unbalance, and bearing wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e\u003cbr\u003eWhat specific probe model matches the \u003cstrong\u003e21000-28-10-30-065-04-02\u003c\/strong\u003e assembly?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e\u003cbr\u003eThis assembly integrates with the \u003cstrong\u003eBently Nevada\u003c\/strong\u003e \u003cstrong\u003e3300 XL 8 mm\u003c\/strong\u003e proximity probe series.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e\u003cbr\u003eCan technicians install this housing in North American hazardous locations?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e\u003cbr\u003eYes, CSA certification covers Class I, II, and III hazardous divisions across North America.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e\u003cbr\u003eWhat advantages does the aluminum and stainless steel material combination provide?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e\u003cbr\u003eThe aluminum body reduces total assembly weight while the 304 stainless steel sleeve resists corrosive industrial environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e\u003cbr\u003eHow do engineers select the correct standoff adapter length?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e\u003cbr\u003eEngineers calculate the required clearance from the machine case penetration to the probe tip, selecting the 3-inch standoff adapter for medium-reach applications.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_119a66be-01ed-42a8-9685-9e6b8ad4e6e3.png?v=1782892483\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014027567286,"sku":"21000-28-10-30-065-04-02","price":185.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-20-030-04-02_a091d0f4-5b0f-4b3a-99f8-bee0751d3d41.jpg?v=1784606717"},{"product_id":"21000-28-10-30-066-04-02-bently-nevada-proximity-probe-housing","title":"21000-28-10-30-066-04-02 Bently Nevada Proximity Probe Housing","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #2c3e50; font-weight: bold;\"\u003e21000-28-10-30-066-04-02\u003c\/span\u003e is a precision-engineered Proximity Probe Housing Assembly by \u003cspan style=\"color: #2c3e50; font-weight: bold;\"\u003eBently Nevada\u003c\/span\u003e. This robust assembly provides a secure, environmentally isolated enclosure for \u003cspan style=\"color: #2c3e50; font-weight: bold;\"\u003e3300 XL 8 mm\u003c\/span\u003e proximity probes. Built to meet \u003cspan style=\"color: #2c3e50; font-weight: bold;\"\u003eAPI 670\u003c\/span\u003e standards, it ensures consistent sensor performance in demanding rotating machinery environments.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\"\u003eSuffix Code\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\"\u003eFeature Description\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\"\u003eConfiguration\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eBase Series\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e21000 Proximity Probe Housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e28\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eProbe Option\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3300 XL 8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCable Length\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1.0 m (39 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e30\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eStandoff Adapter\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e066\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eProbe Penetration\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e6.6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e04\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFitting Option\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eOne 3\/4-14 NPT plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMounting Thread\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3\/4-14 NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications \u0026amp; Compliance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e Aluminum with 304 stainless steel sleeve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.1 kg (2.4 lb) nominal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CSA Type 4, Explosion-proof (Class I, II, III Div 1 \u0026amp; 2).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e RoHS Directive 2011\/65\/EU.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month standard factory warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e FedEx, UPS, DHL available with 24-48 hour dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications \u0026amp; Diagnostic Capabilities\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #2c3e50; font-weight: bold;\"\u003e21000-28-10-30-066-04-02\u003c\/span\u003e is critical for monitoring gas compressors, steam turbines, and large centrifugal pumps. It facilitates reliable vibration and axial position diagnostics. By maintaining probe position, it prevents data drift during high-thermal cycles, ensuring precise fault detection for rotating components.\u003c\/p\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eOur team recommends this assembly for facilities standardizing on \u003cspan style=\"color: #2c3e50; font-weight: bold;\"\u003eBently Nevada 3300 XL\u003c\/span\u003e systems. Its aluminum construction is ideal for non-corrosive, industrial-grade installations. For environments prone to heavy chemical exposure, we suggest verifying your site requirements for aluminum vs. stainless steel.\u003c\/p\u003e\n\u003ch3\u003eProfessional FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is the standoff adapter length critical?\u003c\/strong\u003e\u003cbr\u003eA: It provides essential thermal isolation, protecting the internal connector from excessive radiant heat at the bearing housing interface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the 066 penetration length?\u003c\/strong\u003e\u003cbr\u003eA: It ensures optimal tip clearance for standard machine brackets, reducing the need for custom shim arrangements during installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are there maintenance steps required for the O-rings?\u003c\/strong\u003e\u003cbr\u003eA: Periodically inspect O-rings for degradation. Replace if the housing is opened to ensure the enclosure maintains its Type 4 environmental seal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does this housing assist with anti-interference?\u003c\/strong\u003e\u003cbr\u003eA: The solid metal body acts as an effective shield against ambient RFI\/EMI, maintaining signal integrity from the sensor to the monitor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Buying Guide: How do I choose between aluminum and stainless steel?\u003c\/strong\u003e\u003cbr\u003eA: Choose aluminum (21000 series) for standard environments to save on weight; choose stainless steel (24701 series) for offshore or highly corrosive zones.\u003c\/p\u003e\n\u003ch3\u003eSelection Guide \u0026amp; Technical Comparison\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, match your existing bracket penetration depths. Use this comparison for site-specific requirements:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Unit:\u003c\/strong\u003e \u003cspan style=\"color: #2c3e50; font-weight: bold;\"\u003e21000-28-10-30-066-04-02\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComparative Model:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-05-15-102-03-02-bently-nevada-housing-assembly\"\u003e21000-16-05-15-102-03-02\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eTechnical Advice:\u003c\/em\u003e Ensure your \u003cspan style=\"color: #2c3e50; font-weight: bold;\"\u003e3\/4-14 NPT\u003c\/span\u003e conduit fittings are fully seated to maintain the explosion-proof integrity of the housing.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_119a66be-01ed-42a8-9685-9e6b8ad4e6e3.png?v=1782892483\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014027763894,"sku":"21000-28-10-30-066-04-02","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-10-00-066-03-02_fd55363e-9412-4f06-823f-6bba3e81690d.jpg?v=1784190041"},{"product_id":"21000-28-00-00-066-03-02-bently-nevada-proximity-housing-assembly","title":"21000-28-00-00-066-03-02 Bently Nevada Proximity Housing Assembly","description":"\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eIndustrial Protection: The 21000-28-00-00-066-03-02 Housing Assembly\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #c0392b;\"\u003e21000-28-00-00-066-03-02\u003c\/span\u003e\u003c\/strong\u003e by \u003cstrong\u003eBently Nevada\u003c\/strong\u003e represents the gold standard in Proximity Probe Housing Assemblies. Designed for maximum durability in hazardous environments, this unit provides a robust protective shell for 3300 XL 8 mm probes. Its construction—combining an aluminum body with a 304 stainless steel sleeve—ensures full compliance with the \u003cstrong\u003eAPI 670 Standard\u003c\/strong\u003e for machine protection systems.\u003c\/p\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eConfiguration Breakdown: 21000-28-00-00-066-03-02\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Series:\u003c\/strong\u003e 21000 (Proximity Probe Housing)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option:\u003c\/strong\u003e 28 (3300 XL 8 mm, Hazardous Area Rated)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter:\u003c\/strong\u003e 00 (None included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration:\u003c\/strong\u003e 066 (6.6 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option:\u003c\/strong\u003e 03 (NPT plugs, reducer, and multi-size cable seal grip)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread:\u003c\/strong\u003e 02 (3\/4-14 NPT)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Technical Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eOur technical team identifies the \u003cstrong\u003e\u003cspan style=\"color: #c0392b;\"\u003e21000-28-00-00-066-03-02\u003c\/span\u003e\u003c\/strong\u003e as a critical installation component for retrofitting vibration monitoring on legacy turbine assets. The enclosure's \u003cstrong\u003eCSA Type 4\u003c\/strong\u003e rating provides exceptional weather resistance, shielding sensitive probes from lubricant ingress and atmospheric corrosion. This housing assembly is indispensable for operators managing large-scale mechanical fleets who prioritize \u003cstrong\u003eAPI 670\u003c\/strong\u003e regulatory alignment.\u003c\/p\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eTechnical Comparison \u0026amp; Selection Advice\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eChoosing the correct penetration depth (6.6\" vs. 3.9\") is essential for maintaining the optimal probe gap. Compare your current setup with this alternative configuration:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-10-15-039-03-02-proximity-probe-assembly-bently-nevada\"\u003e21000-28-10-15-039-03-02\u003c\/a\u003e\u003c\/strong\u003e: Utilize this version if your mounting interface requires a standoff adapter (code 10) and a shorter 3.9\" penetration depth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Tip:\u003c\/strong\u003e When installing in Division 1 areas, always ensure the cable seal grip is tightened to the manufacturer's torque specifications to maintain the integrity of the explosion-proof enclosure.\u003c\/p\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eLogistics and Quality Assurance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Comprehensive 12-month factory-backed warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Logistics:\u003c\/strong\u003e Fast, secure delivery via \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, or \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch Speed:\u003c\/strong\u003e Optimized processing ensures your spare parts ship within 24-48 hours.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eExpert FAQ \u0026amp; Selection Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the material composition impact the installation environment?\u003c\/strong\u003e\u003cbr\u003eA: Yes, this 21000 series features an aluminum body; if your environment is highly corrosive or requires extreme chemical resistance, consider the stainless steel 24701 series.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is the 3\/4-14 NPT thread mandatory for this assembly?\u003c\/strong\u003e\u003cbr\u003eA: The NPT threading is a structural requirement for explosion-proof conduit integration, ensuring a gas-tight seal that meets Class I safety requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I manage cable sizing with the provided fittings?\u003c\/strong\u003e\u003cbr\u003eA: The fitting kit (03) includes three distinct grommets designed for ranges from 1\/8\" up to 3\/8\", allowing for flexible cable gland adjustments during field installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this assembly intrinsically safe?\u003c\/strong\u003e\u003cbr\u003eA: The housing supports intrinsically safe circuits when connected to properly certified barriers per Bently Nevada drawing 140979.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Selection Tip: When should I choose a housing with a standoff adapter?\u003c\/strong\u003e\u003cbr\u003eA: Opt for a standoff adapter (Suffix 10+) if your probe installation requires physical spacing from the machine casing to clear protruding hardware or cooling fins.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_119a66be-01ed-42a8-9685-9e6b8ad4e6e3.png?v=1782892483\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014028845238,"sku":"21000-28-00-00-066-03-02","price":217.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-20-018-04-02_e2022372-475d-488e-b530-6b009f9a0fd0.jpg?v=1783331334"},{"product_id":"21000-28-10-15-018-04-02-bently-nevada-proximity-housing-assembly","title":"21000-28-10-15-018-04-02 Bently Nevada Proximity Housing Assembly","description":"\u003ch3\u003eEngineering Overview: 21000 Series Housing\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e21000-28-10-15-018-04-02\u003c\/span\u003e\u003c\/strong\u003e is a robust Proximity Probe Housing Assembly by \u003cstrong\u003eBently Nevada\u003c\/strong\u003e. Built to meet API 670 standards, this assembly provides a secure, explosion-proof environment for 3300 XL 8 mm proximity probes. Featuring a high-grade aluminum body with a 304 stainless steel sleeve, it ensures long-term operational integrity in volatile industrial settings.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model:\u003c\/strong\u003e 21000 (Proximity Probe Housing Assembly)\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (-28):\u003c\/strong\u003e 3300 XL 8 mm (Hazardous Area Approved)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length (-10):\u003c\/strong\u003e 1.0 Meter (39 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter (-15):\u003c\/strong\u003e 1.5 in (38 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration (-018):\u003c\/strong\u003e 3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option (-04):\u003c\/strong\u003e One 3\/4-14 NPT plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread (-02):\u003c\/strong\u003e 3\/4-14 NPT\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Performance Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Aluminum body with 304 Stainless Steel sleeve\u003c\/li\u003e\n\u003cli\u003eSafety Ratings: CSA Explosion-proof; Class I, Div 1 \u0026amp; 2 (Groups C, D)\u003c\/li\u003e\n\u003cli\u003eWeight: 1.1 kg (2.4 lb) typical\u003c\/li\u003e\n\u003cli\u003eProtection: CSA Type 4 Enclosure\u003c\/li\u003e\n\u003cli\u003eStandard Compliance: API 670 for external proximity mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eOur team at \u003cstrong\u003eGlobal PLC Spare HUB\u003c\/strong\u003e verifies the \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e21000-28-10-15-018-04-02\u003c\/span\u003e\u003c\/strong\u003e as the industry benchmark for externally mounted vibration monitoring. Its modular design allows for rapid probe replacement without breaking the pressure boundary, which is vital for maintenance cycles on centrifugal equipment. The combination of aluminum and stainless steel components offers the ideal balance between weight reduction and corrosion resistance.\u003c\/p\u003e\n\u003ch3\u003eSelection \u0026amp; Compatibility Comparison\u003c\/h3\u003e\n\u003cp\u003eWhen selecting your housing assembly, ensure the penetration depth matches your machine's clearance requirements. If you require a different standoff or penetration depth, consider comparing this unit with the alternative model below:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-21000-28-10-20-039-04-02-proximity-probe-housing\"\u003e21000-28-10-20-039-04-02\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Suggestion:\u003c\/strong\u003e The \u003cstrong\u003e-15\u003c\/strong\u003e adapter (38mm) on your current unit is optimized for shorter reach applications. If your machine clearance demands a wider standoff for improved probe adjustment, the \u003cstrong\u003e-20\u003c\/strong\u003e (50.8mm) variant linked above offers the necessary mechanical flexibility without requiring a total system redesign.\u003c\/p\u003e\n\u003ch3\u003eApplication Scenarios \u0026amp; Diagnostics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScenarios:\u003c\/strong\u003e Gas\/Steam turbines, process compressors, and large industrial gearboxes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Ability:\u003c\/strong\u003e The assembly protects sensitive probe electronics from physical impact and environmental ingress, ensuring signal stability for shaft-vibration and position-tracking analytics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLogistics \u0026amp; Quality Assurance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGlobal Transit: Secure delivery via \u003cstrong\u003eFedEx, UPS, and DHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eTurnaround: Expedited 24-48 hour processing for all factory-sealed units.\u003c\/li\u003e\n\u003cli\u003eQuality: \u003cstrong\u003e12-month factory warranty\u003c\/strong\u003e included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProfessional Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the 21000 and 24701 housing series?\u003c\/strong\u003e\u003cbr\u003eThe 21000 series utilizes an aluminum body with a stainless steel sleeve, whereas the 24701 series is constructed entirely from stainless steel for enhanced chemical resilience.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this assembly include the required internal O-rings?\u003c\/strong\u003e\u003cbr\u003eYes, all 21000 series housings come complete with factory-installed O-rings to ensure a compliant environmental seal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these housings be used in North American hazardous zones?\u003c\/strong\u003e\u003cbr\u003eYes, the CA-designated versions are specifically certified for North American Class I, Div 1 \u0026amp; 2 locations; ensure your specific part number matches local safety regulations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I handle the conduit connections for this assembly?\u003c\/strong\u003e\u003cbr\u003eThe unit features 3\/4-14 NPT threaded ports; ensure you utilize explosion-proof rated conduit fittings if your application site falls under Class I hazardous zone requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExperience Tip: Is the probe penetration adjustable after installation?\u003c\/strong\u003e\u003cbr\u003eThe probe penetration is determined by the internal sleeve length; we recommend verifying your machine's target gap before final thread engagement to avoid damaging the probe tip.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_6e858fd0-30b5-48e6-858e-63405295fa24.png?v=1777369254\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014029074614,"sku":"21000-28-10-15-018-04-02","price":281.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-15-012-04-02_0a536937-88dd-46f2-8060-54b390bddb9f.jpg?v=1782723969"},{"product_id":"21000-28-10-15-039-03-02-proximity-probe-assembly-bently-nevada","title":"21000-28-10-15-039-03-02 Proximity Probe Assembly Bently Nevada","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003e21000-28-10-15-039-03-02\u003c\/strong\u003e is a rugged, explosion-proof \u003cstrong style=\"color: #0056b3;\"\u003e21000 Proximity Probe Housing Assembly\u003c\/strong\u003e engineered by Bently Nevada. This industrial-grade protection system comprises an aluminum body coupled with a 304 stainless steel sleeve. It serves as an external environmental enclosure for a reverse-mount 3300 XL 8 mm proximity probe, fulfilling stringent API 670 standards for machinery protection systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada 21000-28-10-15-039-03-02\u003c\/strong\u003e provides superior mechanical and environmental shielding for critical vibration sensors. Field engineers favor this assembly because it permits probe adjustments or replacements without breaching the machine casing or shutting down the process. The standard CSA Type 4 rating guarantees optimal moisture sealing and explosion-proof containment in hazardous chemical or hydrocarbon areas.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEquipment \u0026amp; Application Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis certified housing assembly mounts directly onto vital industrial machinery configurations:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLarge centrifugal and axial process compressors\u003c\/li\u003e\n\u003cli\u003eHigh-pressure boiler feed pumps and multi-stage oil pumps\u003c\/li\u003e\n\u003cli\u003eHeavy-duty steam turbines, gas turbines, and turboexpanders\u003c\/li\u003e\n\u003cli\u003eIndustrial induced-draft fans and cooling tower gearboxes\u003c\/li\u003e\n\u003cli\u003eStandard Bently Nevada 3300 XL 8 mm monitoring loops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Bently Nevada\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e21000-28-10-15-039-03-02\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e21000 Proximity Probe Housing Assemblies\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Externally Mounted Sensor Housing Enclosure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e Corrosion-resistant aluminum casting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleeve Material:\u003c\/strong\u003e AISI 304 stainless steel (SST)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread:\u003c\/strong\u003e 3\/4-14 NPT process connection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Typical Weight:\u003c\/strong\u003e 1.1 kg (2.4 lb) without auxiliary conduit fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e Fully compliant with American Petroleum Institute (API) 670 requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Rating:\u003c\/strong\u003e Certified CSA Type 4 weatherproof enclosure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Approvals:\u003c\/strong\u003e Class I Div 1 \u0026amp; 2 Groups C, D; Class II Div 1 \u0026amp; 2 Groups E, F, G; Class III\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Ratings:\u003c\/strong\u003e T5 at -50°C to +40°C; T4 at -50°C to +80°C ambient range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Directives:\u003c\/strong\u003e RoHS Directive 2011\/65\/EU compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe specific alphanumeric suffix sequence designates the dimensional and fitting layout for this \u003cstrong style=\"color: #0056b3;\"\u003e21000\u003c\/strong\u003e assembly:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #0056b3;\"\u003e21000\u003c\/strong\u003e - Base Probe Housing Assembly Model\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e28\u003c\/strong\u003e - Probe Option\n\u003cul\u003e\n\u003cli\u003eIncludes 3300 XL 8 mm probe with certified hazardous area options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10\u003c\/strong\u003e - Probe Cable Length\n\u003cul\u003e\n\u003cli\u003e1.0 meter (39 inches) integrated probe lead\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15\u003c\/strong\u003e - Standoff Adapter Length\n\u003cul\u003e\n\u003cli\u003e1.5 inches (38 mm) mechanical stand-off\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e039\u003c\/strong\u003e - Probe Penetration Depth\n\u003cul\u003e\n\u003cli\u003e3.9 inches insertion length into casing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e03\u003c\/strong\u003e - Conduit Fitting Kit Option\n\u003cul\u003e\n\u003cli\u003eOne 3\/4-14 NPT plug\u003c\/li\u003e\n\u003cli\u003eOne 3\/4-14 to 1\/2-14 NPT reducer\u003c\/li\u003e\n\u003cli\u003eOne cable seal grip with three matching grommets (1\/8\" to 3\/8\")\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e02\u003c\/strong\u003e - Mounting Thread Option\n\u003cul\u003e\n\u003cli\u003eStandard 3\/4-14 NPT thread profile\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation \u0026amp; Engineering Guidelines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInspect the internal O-rings and thread seals carefully before threading the dome cover into place.\u003c\/li\u003e\n\u003cli\u003eApply compatible thread sealant to the 3\/4-14 NPT process thread to maintain explosion-proof sealing.\u003c\/li\u003e\n\u003cli\u003eSelect the proper internal rubber grommet from the 03 kit matching your field cable outer diameter.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the maximum combined length constraint of 32.9 inches (83.5 cm) during housing layout design.\u003c\/li\u003e\n\u003cli\u003eVerify the gap setting of the internal reverse-mount probe before tightening the exterior lock nuts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostic Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProtects vital sensors tracking dynamic relative shaft vibration (radial oil film metrics).\u003c\/li\u003e\n\u003cli\u003eEnables stable long-term axial shaft positioning (thrust wear monitoring).\u003c\/li\u003e\n\u003cli\u003eMaintains reliable phase-reference tracking (Keyphasor) within high-moisture industrial environments.\u003c\/li\u003e\n\u003cli\u003ePrevents external signal clipping by safeguarding the high-frequency probe-to-cable coaxial junction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eModel Comparison \u0026amp; Technical Recommendation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eReview the design variations when substituting components within the \u003cstrong style=\"color: #0056b3;\"\u003e21000 Series\u003c\/strong\u003e infrastructure:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Model:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e21000-28-10-15-039-03-02\u003c\/strong\u003e (1.5\" Standoff, 3.9\" Penetration, Full Multi-Size Fitting Kit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternative Model:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-05-00-070-01-02-bently-nevada-probe-housing-assembly\" target=\"_blank\"\u003e21000-28-05-00-070-01-02\u003c\/a\u003e (0\" Standoff, 7.0\" Penetration, Standard 1\/2\" NPT Fitting Kit)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEngineering Recommendation:\u003c\/strong\u003e The current model includes a 1.5-inch standoff adapter combined with a shorter 3.9-inch penetration depth, making it ideal for thin-walled machine casings requiring external spacing. The alternative model utilizes a zero-standoff design with a much deeper 7.0-inch penetration sleeve. Check your machine clearance and insulation thickness carefully before switching to prevent probe tip collision with the internal shaft.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping, Logistics \u0026amp; Warranty\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging Details:\u003c\/strong\u003e Brand new, original factory-sealed unit in authentic packaging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Support:\u003c\/strong\u003e Full 12-Month factory warranty protection from dispatch date\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandling Lead Time:\u003c\/strong\u003e Dispatched from stock inventory within 24 to 48 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Carriers:\u003c\/strong\u003e Premium international delivery via FedEx, UPS, and DHL\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan I adjust the insertion depth of the internal proximity probe while the machinery is operating?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the external sleeve and dome design allows safe online adjustments without opening the machine casing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sizes of field cables does the 03 option cable seal grip accommodate?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe kit contains multi-option grommets supporting cable diameters from 1\/8 to 3\/16, 1\/4 to 5\/16, and 5\/16 to 3\/8 inches.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the 3\/4-14 NPT mounting thread option mandatory for this specific assembly configuration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe system requires this thread size whenever the standoff adapter length option is specified as non-zero.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the aluminum body perform in highly corrosive offshore coastal environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe body offers standard industrial protection, but engineers should specify the alternative 24701 stainless steel housing for extreme marine environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the dome cover screwing directly into the housing body?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt provides an airtight, explosion-proof seal that protects the delicate coaxial connection from environmental moisture ingress.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eProcurement \u0026amp; Selection Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStep 1: Calculate your required casing penetration depth precisely to select the correct 3-digit suffix code.\u003c\/li\u003e\n\u003cli\u003eStep 2: Check your conduit layout to see if you need the 3\/4 NPT plug and reducer included in the 03 kit.\u003c\/li\u003e\n\u003cli\u003eStep 3: Confirm if your installation environment demands a standoff adapter to clear mechanical casing components.\u003c\/li\u003e\n\u003cli\u003eStep 4: Send your part number specifications to our sales desk for immediate priority handling and global transport.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_119a66be-01ed-42a8-9685-9e6b8ad4e6e3.png?v=1782892483\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014029500598,"sku":"21000-28-10-15-039-03-02","price":217.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-10-15-114-03-02.jpg?v=1782892661"},{"product_id":"bently-nevada-21000-28-10-20-039-04-02-proximity-probe-housing","title":"Bently Nevada 21000-28-10-20-039-04-02 Proximity Probe Housing","description":"\u003ch3\u003eEngineering Overview: 21000 Housing Assembly\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-28-10-20-039-04-02\u003c\/span\u003e\u003c\/strong\u003e is an industrial-grade \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003eProximity Probe Housing Assembly\u003c\/span\u003e\u003c\/strong\u003e from \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e. Engineered to house reverse-mount probes, this assembly provides a robust, explosion-proof interface for critical turbomachinery protection. Compliant with \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003eAPI 670 standards\u003c\/span\u003e\u003c\/strong\u003e, it ensures environmental isolation and precise mechanical alignment for vibration monitoring sensors in hazardous areas.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown (21000-AA-BB-CC-DDD-EE-FF)\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; border-color: #ccc;\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003cth style=\"padding: 10px; text-align: left;\"\u003eCode\u003c\/th\u003e\n\u003cth style=\"padding: 10px; text-align: left;\"\u003eSelection\u003c\/th\u003e\n\u003cth style=\"padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eAA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e28\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e3300 XL 8 mm probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eBB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e1.0 m (39 in) cable length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eCC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e2 in Standoff Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eDDD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e039\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e3.9 in Probe Penetration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eEE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e04\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eOne 3\/4-14 NPT plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eFF\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e02\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e3\/4-14 NPT Mounting Thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications \u0026amp; Build\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Aluminum body with 304 Stainless Steel sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRatings:\u003c\/strong\u003e CSA Explosion-proof, Type 4 Enclosure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.1 kg (2.4 lb) typical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Penetration (C+D):\u003c\/strong\u003e 13.5 in (34.3 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e API 670 Standard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiagnostic Capability \u0026amp; Application\u003c\/h3\u003e\n\u003cp\u003eThis assembly is designed for external mounting on machinery cases. It facilitates \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003evibration and position measurement\u003c\/span\u003e\u003c\/strong\u003e on rotating equipment. Diagnostic capability is achieved by allowing the proximity probe to monitor rotor gap stability; errors in readings often indicate housing misalignment or improper torqueing of the threaded assembly.\u003c\/p\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eOur team identifies the \u003cstrong\u003e\u003cspan style=\"color: #2980b9;\"\u003e21000-28-10-20-039-04-02\u003c\/span\u003e\u003c\/strong\u003e as the preferred assembly for medium-sized turbine housings. For deep-bore penetrations (DDD \u0026gt; 12 in), we strongly recommend adding sleeve supports to dampen mechanical resonances that could otherwise introduce jitter into your 4-20mA or raw vibration signals.\u003c\/p\u003e\n\u003ch3\u003eSelection Comparison\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e21000-28-10-20-039-04-02 (Current: 3.9 in penetration)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-21000-28-05-20-066-04-02-proximity-probe-housing\"\u003e21000-28-05-20-066-04-02\u003c\/a\u003e (Comparison: 6.6 in penetration)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Advice:\u003c\/strong\u003e Select your penetration length based on the specific machine case thickness. If the C+D dimension is below 2.0 inches, you may need to counter-bore the machine case to ensure the probe tip does not receive side-view interference from the hole walls.\u003c\/p\u003e\n\u003ch3\u003eLogistics \u0026amp; Quality Assurance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpedited Shipping:\u003c\/strong\u003e Secure transit via \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, or \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessing Time:\u003c\/strong\u003e 24-48 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month factory defect warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eExpert Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the standoff adapter (Option C)?\u003c\/strong\u003e\u003cbr\u003eThe adapter provides the necessary spacing between the machine case and the housing to allow for correct thread engagement and physical clearance of the probe cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is conduit connection important in hazardous area applications?\u003c\/strong\u003e\u003cbr\u003eThe conduit ports are explosion-proof rated, preventing ignition of external gases in the event of an internal short or arc within the probe cabling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this housing be used for intrinsically safe installations?\u003c\/strong\u003e\u003cbr\u003eYes, provided that the proximity probe selected is also rated as intrinsically safe and paired with the correct zener barriers or galvanic isolators.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I handle the resonance issue for long probe penetrations?\u003c\/strong\u003e\u003cbr\u003eIf the total penetration (C + D) exceeds 300 mm (12 inches), install an external sleeve support to prevent harmonic vibrations from damaging the probe tip or the mounting interface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSelection Guide: What should I look for during assembly installation?\u003c\/strong\u003e\u003cbr\u003eEnsure the thread seal and O-rings are lubricated during assembly to prevent environmental ingress, which can lead to premature probe failure or signal noise.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_6e858fd0-30b5-48e6-858e-63405295fa24.png?v=1777369254\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014029729974,"sku":"21000-28-10-20-039-04-02","price":163.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-10-20-028-04-02_05261307-8b01-4a52-b385-29680f887352.jpg?v=1781603913"},{"product_id":"bently-nevada-31000-16-10-00-122-00-05-proximity-probe-housing","title":"Bently Nevada 31000-16-10-00-122-00-05 Proximity Probe Housing","description":"\u003ch3\u003eProduct Profile: Bently Nevada 31000-16-10-00-122-00-05\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #d32f2f;\"\u003e\u003cstrong\u003eBently Nevada\u003c\/strong\u003e\u003c\/span\u003e \u003cspan style=\"color: #d32f2f;\"\u003e\u003cstrong\u003e31000-16-10-00-122-00-05\u003c\/strong\u003e\u003c\/span\u003e is a specialized proximity probe housing designed for extreme industrial vibration monitoring. Constructed from glass-reinforced Polyphenylene Sulfide (PPS) thermoplastic, this unit provides superior electrostatic dissipation. It is engineered to protect critical sensor components in hazardous, high-impact environments while maintaining precise probe penetration.\u003c\/p\u003e\n\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBase Model:\u003c\/strong\u003e \u003cspan style=\"color: #d32f2f;\"\u003e\u003cstrong\u003e31000\u003c\/strong\u003e\u003c\/span\u003e (Proximity Probe Housing Series)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSpecifications Matrix:\u003c\/strong\u003e\n        \u003cul\u003e\n            \u003cli\u003e\n\u003cstrong\u003eProbe Option:\u003c\/strong\u003e 16 (3300 XL 8 mm probe compatibility)\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e 10 (1.0 m \/ 39 in)\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eStandoff Adapter:\u003c\/strong\u003e 00 (None)\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eProbe Penetration:\u003c\/strong\u003e 122 (12.2 in)\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eFittings:\u003c\/strong\u003e 00 (None included)\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eMounting Thread:\u003c\/strong\u003e 05 (7\/8-14 UNF 2A)\u003c\/li\u003e\n        \u003c\/ul\u003e\n    \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Construction \u0026amp; Resilience\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Glass-reinforced PPS thermoplastic with conductive fibers\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHardware:\u003c\/strong\u003e AISI 304 stainless steel chain\/sleeve; AISI 303 stainless steel screws\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEnvironmental Seals:\u003c\/strong\u003e Neoprene O-ring material\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eImpact Resistance:\u003c\/strong\u003e Certified for 4 Joule impacts at extremes (-39°C to 115°C); 7 Joule at ambient\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -51°C to +105°C (-60°F to +221°F)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProtection Class:\u003c\/strong\u003e IP66 verified; CSA Type 4X certified\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGlobal PLC Spare HUB Insight\u003c\/h3\u003e\n\u003cp\u003eOur experts prioritize the \u003cspan style=\"color: #d32f2f;\"\u003e\u003cstrong\u003e31000-16-10-00-122-00-05\u003c\/strong\u003e\u003c\/span\u003e for rotating machinery protection in oil and gas applications. Its unique PPS material makes it essential for areas where static charge dissipation is a safety mandate. The housing excels in protecting 3300 XL probes on large steam turbines, centrifugal compressors, and industrial pumps where structural rigidity and chemical resistance are non-negotiable requirements.\u003c\/p\u003e\n\n\u003ch3\u003eOperational Diagnostics \u0026amp; Maintenance\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #d32f2f;\"\u003e\u003cstrong\u003e31000-16-10-00-122-00-05\u003c\/strong\u003e\u003c\/span\u003e allows for rapid field verification. Technicians can perform visual inspections of the stainless steel sleeve and retaining chain to ensure structural integrity during turnaround cycles. To ensure measurement accuracy, apply exactly 29.4 N·m (260 in·lb) of torque to the retaining nut during installation.\u003c\/p\u003e\n\n\u003ch3\u003eLogistics and Warranty Excellence\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month quality guarantee on all housing assemblies.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLogistics:\u003c\/strong\u003e Worldwide shipping via FedEx, UPS, or DHL.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSpeed:\u003c\/strong\u003e Guaranteed dispatch within 24–48 hours.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExpert FAQs and Selection Guidance\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is PPS thermoplastic used instead of standard metal for the housing?\u003c\/strong\u003e\u003cbr\u003e\nA: PPS with conductive fibers provides the necessary electrostatic dissipation required by CENELEC EN50014 standards, which metal housings cannot inherently offer without additional grounding.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this housing for non-3300 XL probes?\u003c\/strong\u003e\u003cbr\u003e\nA: The housing is specifically configured for the 3300 XL 8 mm probe geometry; using other probe types may cause improper fitment and compromised signal accuracy.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the primary cause of O-ring degradation in this housing?\u003c\/strong\u003e\u003cbr\u003e\nA: Prolonged exposure to extreme heat (approaching 105°C) or specific chemical vapors can harden the Neoprene. Inspect during every biennial maintenance cycle.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How does the impact rating affect field installation?\u003c\/strong\u003e\u003cbr\u003e\nA: It confirms the housing can withstand high-energy accidental strikes in congested machinery spaces, ensuring the probe remains centered and operational.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Selection Guide: When should I select a housing with a standoff adapter?\u003c\/strong\u003e\u003cbr\u003e\nA: Only select a standoff option if the probe must be retracted further from the target due to clearance limitations, which is not required for this standard 12.2-inch penetration model.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014034153654,"sku":"31000-16-10-00-122-00-05","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/32000_ba4f8bbd-b35d-4eff-a3a2-f0071f3b3317.jpg?v=1780653299"},{"product_id":"31000-28-05-00-059-02-02-bently-nevada-proximity-probe-housing-ip66","title":"31000-28-05-00-059-02-02 Bently Nevada Proximity Probe Housing IP66","description":"\u003ch3\u003e\u003cstrong\u003eRugged Proximity Probe Housing Assembly\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #c00000;\"\u003e31000-28-05-00-059-02-02\u003c\/span\u003e\u003c\/strong\u003e ensures secure probe installation in harsh environments.\u003c\/p\u003e\n\u003cp\u003eThis unit belongs to the \u003cstrong\u003e\u003cspan style=\"color: #c00000;\"\u003eBently Nevada 31000 Series\u003c\/span\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt provides mechanical protection and environmental sealing for proximity probes.\u003c\/p\u003e\n\u003cp\u003eEngineers use it in demanding industrial and hazardous locations.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #c00000;\"\u003e31000-28-05-00-059-02-02\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003e31000\n\u003cul\u003e\n\u003cli\u003eProximity probe housing assembly\u003c\/li\u003e\n\u003cli\u003eDesigned for external mounting protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e28\n\u003cul\u003e\n\u003cli\u003eCompatible with 3300 XL 8 mm probe\u003c\/li\u003e\n\u003cli\u003eSupports multiple agency approvals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e05\n\u003cul\u003e\n\u003cli\u003eProbe cable length: 0.5 meter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e00\n\u003cul\u003e\n\u003cli\u003eNo standoff adapter included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e059\n\u003cul\u003e\n\u003cli\u003eProbe penetration length: 5.9 inches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e02\n\u003cul\u003e\n\u003cli\u003eTwo 3\/4-14 NPT fittings and one plug\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e02\n\u003cul\u003e\n\u003cli\u003eMounting thread: 3\/4-14 NPT\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMechanical Construction\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHousing made from glass-reinforced PPS thermoplastic.\u003c\/li\u003e\n\u003cli\u003eConductive fibers improve electrostatic dissipation.\u003c\/li\u003e\n\u003cli\u003eSleeves use AISI 304 stainless steel.\u003c\/li\u003e\n\u003cli\u003eExternal screws use AISI 303 stainless steel.\u003c\/li\u003e\n\u003cli\u003eO-ring constructed from durable neoprene material.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eProtection and Durability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCertified Type 4X protection by CSA.\u003c\/li\u003e\n\u003cli\u003eIP66 rating ensures dust and water resistance.\u003c\/li\u003e\n\u003cli\u003eDesigned for hazardous area applications.\u003c\/li\u003e\n\u003cli\u003eResists harsh environmental conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMechanical Strength\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupports load up to 912 N under test conditions.\u003c\/li\u003e\n\u003cli\u003eImpact resistance verified under extreme temperatures.\u003c\/li\u003e\n\u003cli\u003eWithstands 4 Joule impacts at low and high temperatures.\u003c\/li\u003e\n\u003cli\u003eCertified to withstand 7 Joule impact at ambient conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eThermal Capability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOperating temperature range from -51°C to +105°C.\u003c\/li\u003e\n\u003cli\u003eMaintains performance under temperature fluctuations.\u003c\/li\u003e\n\u003cli\u003eSuitable for outdoor and industrial installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUses 3\/4-14 NPT mounting threads.\u003c\/li\u003e\n\u003cli\u003eRecommended torque ensures secure installation.\u003c\/li\u003e\n\u003cli\u003eExternal mounting simplifies maintenance access.\u003c\/li\u003e\n\u003cli\u003eAllows probe adjustment without disassembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRotating machinery monitoring systems.\u003c\/li\u003e\n\u003cli\u003eTurbines and compressors.\u003c\/li\u003e\n\u003cli\u003eOil and gas processing facilities.\u003c\/li\u003e\n\u003cli\u003ePower generation equipment.\u003c\/li\u003e\n\u003cli\u003eHeavy industrial automation systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostic Capability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProtects probes for consistent measurement accuracy.\u003c\/li\u003e\n\u003cli\u003eSupports stable data acquisition over long periods.\u003c\/li\u003e\n\u003cli\u003eReduces failure risks due to environmental exposure.\u003c\/li\u003e\n\u003cli\u003eImproves reliability of condition monitoring systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #c00000;\"\u003e31000-28-05-00-059-02-02\u003c\/span\u003e\u003c\/strong\u003e enhances probe protection in extreme environments.\u003c\/p\u003e\n\u003cp\u003eIt suits installations requiring high durability and sealing.\u003c\/p\u003e\n\u003cp\u003eEngineers value its mechanical strength and corrosion resistance.\u003c\/p\u003e\n\u003cp\u003eIt integrates seamlessly with 3300 XL probe systems.\u003c\/p\u003e\n\u003cp\u003eRecommended for turbines, compressors, and hazardous industrial zones.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eLogistics and Delivery\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes one \u003cstrong\u003e\u003cspan style=\"color: #c00000;\"\u003e31000-28-05-00-059-02-02\u003c\/span\u003e\u003c\/strong\u003e housing assembly.\u003c\/li\u003e\n\u003cli\u003eIndustrial-grade protective packaging.\u003c\/li\u003e\n\u003cli\u003eShipping via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003eDispatch within 24–48 hours.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWarranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e12-month warranty coverage.\u003c\/li\u003e\n\u003cli\u003eApplies under standard operating conditions.\u003c\/li\u003e\n\u003cli\u003eTechnical support available during warranty period.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhy use a probe housing in industrial systems?\u003c\/strong\u003e\u003cbr\u003eIt protects sensors from environmental damage and improves reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat material advantage does PPS provide?\u003c\/strong\u003e\u003cbr\u003eIt offers high strength and resistance to chemicals and heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow to ensure proper installation?\u003c\/strong\u003e\u003cbr\u003eApply recommended torque and ensure correct thread engagement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen is a standoff adapter required?\u003c\/strong\u003e\u003cbr\u003eUse it when additional probe extension or spacing is needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow to select the correct configuration?\u003c\/strong\u003e\u003cbr\u003eMatch probe type, penetration length, and mounting requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/Vertical_and_Horizontal_Profile_Views_of_the_31000_and_32000_Proximity_Probe_Housings.png?v=1778056453\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014034186422,"sku":"31000-28-05-00-059-02-02","price":165.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330880-28-00-085-03-02_102b62e5-d0d0-4c7d-8d7e-b4b0769f95a1.jpg?v=1778056413"},{"product_id":"bently-nevada-31000-16-05-00-037-03-02-proximity-housing-3300-xl-series","title":"Bently Nevada 31000-16-05-00-037-03-02 Proximity Housing | 3300 XL Series","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003eBently Nevada 31000-16-05-00-037-03-02\u003c\/span\u003e\u003c\/strong\u003e is a high-precision proximity probe housing designed for the \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e31000 Series\u003c\/span\u003e\u003c\/strong\u003e. Built for the 3300 XL 8mm probe system, this unit provides industrial-grade protection in hazardous and extreme-temperature environments. It ensures accurate vibration monitoring by isolating the sensor from harsh mechanical stressors and environmental contaminants.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e31000-16-05-00-037-03-02\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Compatibility:\u003c\/strong\u003e 3300 XL 8 mm probe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e 0.5 meter (20 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter:\u003c\/strong\u003e None (00)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePenetration Depth:\u003c\/strong\u003e 3.7 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFittings:\u003c\/strong\u003e Two plugs, 3\/4-14 NPT fitting, 3\/4-14 to 1\/2-14 NPT SST reducer, and cable seal grip (with three grommet sizes: 1\/8-3\/16\", 1\/4-5\/16\", 5\/16-3\/8\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread:\u003c\/strong\u003e 3\/4-14 NPT\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Engineering Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Glass-reinforced Polyphenylene Sulfide (PPS) with conductive fibers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware\/Sleeves:\u003c\/strong\u003e AISI 303\/304 Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal Integrity:\u003c\/strong\u003e Neoprene O-ring; IP66 and Type 4X certified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Rating:\u003c\/strong\u003e -51°C to +105°C (-60°F to +221°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpact Strength:\u003c\/strong\u003e BASEEFA\/CSA certified for 4 Joule and 7 Joule impacts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.2 Kg (2.6 lb)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Torque:\u003c\/strong\u003e 29.4 N·m (260 in·lb) for retaining nut\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLogistics and Warranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e 24-48 hour dispatch via FedEx, UPS, or DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Comprehensive 12-month quality guarantee on all units.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB Insight\u003c\/h3\u003e\n\u003cp\u003eAt Global PLC Spare HUB, we recommend the \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003eBently Nevada 31000-16-05-00-037-03-02\u003c\/span\u003e\u003c\/strong\u003e for critical rotating machinery protection. This housing is essential for steam turbines, centrifugal compressors, and heavy-duty gearboxes where signal reliability in hazardous areas is non-negotiable. Its conductive PPS material helps mitigate electrostatic buildup, offering superior diagnostic stability for your condition monitoring systems.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why does this housing include multiple grommet sizes?\u003c\/strong\u003e\u003cbr\u003eA: The cable seal grip is versatile, allowing the same housing to accommodate various cable outer diameters from 1\/8 to 3\/8 inches for a perfect moisture-tight seal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this in an explosive atmosphere?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the housing is engineered with conductive fibers for electrostatic dissipation and carries relevant hazardous area certifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the included 3\/4 to 1\/2 NPT reducer?\u003c\/strong\u003e\u003cbr\u003eA: It provides installation flexibility, allowing you to connect to standard 1\/2-inch conduit systems commonly found in existing industrial field wiring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I ensure proper environmental sealing during installation?\u003c\/strong\u003e\u003cbr\u003eA: Always apply the specified 29.4 N·m (260 in·lb) torque to the retaining nut to compress the Neoprene O-ring evenly against the mounting surface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is there any specific maintenance required for the PPS housing?\u003c\/strong\u003e\u003cbr\u003eA: Inspect the O-ring for any signs of hardening or cracking during annual maintenance shutdowns, and ensure all exterior stainless steel screws remain corrosion-free.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/Vertical_and_Horizontal_Profile_Views_of_the_31000_and_32000_Proximity_Probe_Housings.png?v=1778056453\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014034219190,"sku":"31000-16-05-00-037-03-02","price":136.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/32000-2_fa9e6313-888f-4642-9330-6d8d9cb64423.jpg?v=1780305915"},{"product_id":"bently-nevada-31000-16-10-15-070-03-02-proximity-probe-housing","title":"Bently Nevada 31000-16-10-15-070-03-02 Proximity Probe Housing","description":"\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eProduct Introduction\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003e31000-16-10-15-070-03-02\u003c\/span\u003e\u003c\/strong\u003e is a high-performance \u003cstrong\u003eProximity Probe Housing\u003c\/strong\u003e. It protects your vibration monitoring sensors in harsh industrial environments. This unit ensures precise probe positioning and environmental isolation. Engineers can secure reliable machine health data using this rugged housing solution. Please download the official \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/31000_and_32000_Proximity_Probe_Housing_Assemblies_Datasheet_-_141610.pdf?v=1777273079\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003e31000 series\u003c\/span\u003e\u003c\/strong\u003e technical manual and datasheet\u003c\/a\u003e for comprehensive wiring diagrams.\u003c\/p\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003e31000-16-10-15-070-03-02\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003e31000 Proximity Probe Housings\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -51°C to +105°C (-60°F to +221°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Tolerance:\u003c\/strong\u003e IP66 and Type 4X rated for moisture resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Glass-reinforced Polyphenylene Sulfide (PPS) thermoplastic with conductive fibers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleeve Material:\u003c\/strong\u003e AISI 304 and 303 Stainless Steel construction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpact Resistance:\u003c\/strong\u003e Verified to withstand 7 Joule impacts at ambient room temperature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-Interference:\u003c\/strong\u003e CENELEC EN50014 rated for electrostatic dissipation in hazardous areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.2 kg (2.6 lb) typical.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eConfiguration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e31000\u003c\/strong\u003e - \u003cstrong\u003eProximity Probe Housing\u003c\/strong\u003e Base Model\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e16\u003c\/strong\u003e - Probe Option: \u003cstrong\u003e3300 XL 8 mm probe\u003c\/strong\u003e with connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10\u003c\/strong\u003e - Cable Length: 1.0 meter (39 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15\u003c\/strong\u003e - Standoff Adapter: 1.5 inch (38 mm) minimum length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e070\u003c\/strong\u003e - Probe Penetration: 7.0 inch depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e03\u003c\/strong\u003e - Fittings: Two plugs, NPT fitting, and SST reducer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e02\u003c\/strong\u003e - Mounting Thread: 3\/4-14 NPT interface\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eCompatibility and Deployment\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor Compatibility:\u003c\/strong\u003e Specifically designed for \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003e3300 XL 8 mm\u003c\/span\u003e\u003c\/strong\u003e proximity probes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Requirements:\u003c\/strong\u003e Requires a 3\/4-14 NPT threaded port for standoff adapter installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable Equipment:\u003c\/strong\u003e Ideal for steam turbines, centrifugal compressors, and large industrial pumps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Integration:\u003c\/strong\u003e Works seamlessly with \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003e3500 series\u003c\/span\u003e\u003c\/strong\u003e and \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003e9000 series\u003c\/span\u003e\u003c\/strong\u003e monitoring racks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eInstallation and Maintenance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque Requirement:\u003c\/strong\u003e Tighten the retaining nut to exactly 29.4 N·m (260 in·lb).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal Integrity:\u003c\/strong\u003e Inspect the Neoprene O-rings during every scheduled machine outage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Routing:\u003c\/strong\u003e Use the provided grommets to secure cables ranging from 1\/8 to 3\/8 inches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustability:\u003c\/strong\u003e The standoff adapter allows for fine-tuning probe gap settings without disassembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eDiagnostics and Application\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Protection:\u003c\/strong\u003e Prevents physical damage to delicate probe tips from external debris.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Areas:\u003c\/strong\u003e The conductive PPS material prevents static buildup in explosive atmospheres.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Stability:\u003c\/strong\u003e Maintains constant probe-to-target distance despite high-temperature casing expansion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Ease:\u003c\/strong\u003e Quick-access housing covers simplify probe gap verification during machine startup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eCertification and Shipping\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e CSA certified (Type 4X) and BASEEFA impact certified.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Includes a comprehensive 12-month quality guarantee from date of purchase.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePacking List:\u003c\/strong\u003e Housing assembly, NPT fittings, SST reducer, and cable seal kit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Delivery:\u003c\/strong\u003e Ships within 24-48 hours via \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, or \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003e31000-16-10-15-070-03-02\u003c\/span\u003e\u003c\/strong\u003e offers superior chemical resistance compared to metal housings. The PPS thermoplastic body handles corrosive environments where stainless steel might pit. Our technical team notes that the 7.0-inch penetration is perfect for thick-walled turbine casings. This specific configuration provides a \"ready-to-install\" solution for standard \u003cstrong\u003e\u003cspan style=\"color: #d35400;\"\u003e3300 XL\u003c\/span\u003e\u003c\/strong\u003e sensor deployments.\u003c\/p\u003e\n\u003ch3 style=\"color: #2c3e50;\"\u003e\u003cstrong\u003ePurchasing Guide \u0026amp; FAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I choose the correct penetration length?\u003c\/strong\u003e\u003cbr\u003eMeasure the total distance from the outer casing to the target shaft surface. Ensure you account for the standoff adapter length and thermal expansion.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of the PPS plastic housing over metal?\u003c\/strong\u003e\u003cbr\u003eThe PPS material is lighter and provides excellent electrostatic dissipation. It also resists a wider range of industrial chemicals and acids.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this kit include the actual 3300 XL probe?\u003c\/strong\u003e\u003cbr\u003eYes, the \u003cstrong\u003e16\u003c\/strong\u003e option confirms the inclusion of a \u003cstrong\u003e3300 XL 8 mm probe\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this in outdoor environments?\u003c\/strong\u003e\u003cbr\u003eYes, the IP66 and Type 4X ratings ensure protection against rain and dust.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014034251958,"sku":"31000-16-10-15-070-03-02","price":165.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330880-28-15-051-00-021_ab2bd2bf-b7fa-4b9c-8604-2b2d2aa33805.jpg?v=1777273262"},{"product_id":"21000-16-10-00-256-01-02-bently-nevada-proximity-housing-assembly","title":"21000-16-10-00-256-01-02 Bently Nevada Proximity Housing Assembly","description":"\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e21000-16-10-00-256-01-02\u003c\/span\u003e\u003c\/strong\u003e assembly is the industry benchmark for externally mounted proximity probe protection. At Global PLC Spare HUB, we emphasize that this housing is not merely a mounting device but a critical safety barrier. Fully compliant with API 670 standards, its aluminum-and-stainless-steel construction ensures structural integrity in harsh petrochemical environments while maintaining the precise gapping required for high-fidelity vibration data.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e: Proximity Probe Housing Assembly\n\u003cul\u003e\n\u003cli\u003eProbe Option: -16 (3300 XL 8 mm probe included)\u003c\/li\u003e\n\u003cli\u003eProbe Cable Length: -10 (1.0 meter)\u003c\/li\u003e\n\u003cli\u003eStandoff Adapter: -00 (None)\u003c\/li\u003e\n\u003cli\u003eProbe Penetration: -256 (25.6 inches)\u003c\/li\u003e\n\u003cli\u003eFittings: -01 (Explosion-proof fitting + one plug)\u003c\/li\u003e\n\u003cli\u003eMounting Thread: -02 (3\/4-14 NPT)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBody Material: Aluminum housing with 304 stainless steel sleeve.\u003c\/li\u003e\n\u003cli\u003eWeight: 1.1 kg (2.4 lb) typical.\u003c\/li\u003e\n\u003cli\u003eProtection Rating: CSA Type 4 enclosure; Explosion-proof.\u003c\/li\u003e\n\u003cli\u003eThermal Rating: T5 @ Ta -50 °C to +40 °C \/ T4 @ Ta -50 °C to +80 °C.\u003c\/li\u003e\n\u003cli\u003eCompliance: API 670 Standard compliant.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIndustrial Applications \u0026amp; Diagnostics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRecommended Equipment: Large-scale industrial gas compressors, steam turbines, and critical motor-pump trains.\u003c\/li\u003e\n\u003cli\u003eApplication: Secure, hazard-protected mounting for radial vibration and axial thrust position sensing.\u003c\/li\u003e\n\u003cli\u003eDiagnostic Capability: Enables stable probe positioning, ensuring the 3300 XL probe captures accurate shaft orbital data without resonance interference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB Support\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWarranty: 12-month manufacturer quality assurance coverage.\u003c\/li\u003e\n\u003cli\u003eShipping: Global express logistics via FedEx, UPS, or DHL with 24-48 hour dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProfessional FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen is sleeve support required for this assembly?\u003c\/strong\u003e\u003cbr\u003eIf the combined penetration length exceeds 300 mm (12 in), sleeve support is mandatory to suppress mechanical resonance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan this housing be used for intrinsically safe (IS) applications?\u003c\/strong\u003e\u003cbr\u003eYes, these housings are fully certified for IS installations when used with approved Zener barriers or galvanic isolators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhy does the manufacturer recommend counter-boring the machine case?\u003c\/strong\u003e\u003cbr\u003eFor short penetration depths, counter-boring minimizes the side-view effects of the machine case, which otherwise creates interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the significance of the Type 4 enclosure rating?\u003c\/strong\u003e\u003cbr\u003eType 4 certification guarantees that the housing is watertight and dust-tight, essential for harsh industrial facilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I adjust the probe penetration after installation?\u003c\/strong\u003e\u003cbr\u003eYes, the adjustment range for option D is 13 mm (± 0.5 in), allowing for fine-tuning the gap during commissioning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSelection Guidance \u0026amp; Comparison\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComparison: For alternative configurations, view the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-10-15-018-04-02-bently-nevada-proximity-housing-assembly\"\u003e21000-28-10-15-018-04-02\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eAdvice: Always verify that your conduit entry point aligns with the 3\/4-14 NPT threading to ensure an airtight explosion-proof seal.\u003c\/li\u003e\n\u003cli\u003eBest Practice: During assembly, ensure O-rings are lubricated and seated correctly to maintain the IP rating of the dome cover.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_119a66be-01ed-42a8-9685-9e6b8ad4e6e3.png?v=1782892483\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014034284726,"sku":"21000-16-10-00-256-01-02","price":216.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-15-012-04-02_9883b6e7-6314-4ce2-935d-9f3e5409488c.jpg?v=1782892501"},{"product_id":"bently-nevada-21000-16-10-15-081-03-02-proximity-probe-housing-assembly","title":"Bently Nevada 21000-16-10-15-081-03-02 Proximity Probe Housing Assembly","description":"\u003ch3\u003eEngineering Overview: Advanced Proximity Protection\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #c0392b;\"\u003e21000-16-10-15-081-03-02\u003c\/span\u003e\u003c\/strong\u003e is a precision-engineered \u003cstrong\u003eProximity Probe Housing Assembly\u003c\/strong\u003e from \u003cstrong\u003eBently Nevada\u003c\/strong\u003e. Designed to house the industry-standard 3300 XL 8mm proximity system, this assembly provides a rugged, environmentally sealed enclosure for vibration monitoring in critical rotating equipment. It is fully compliant with \u003cstrong\u003eAPI 670\u003c\/strong\u003e standards, ensuring that internal probe electronics remain protected from process fluids, mechanical impact, and hazardous atmospheric conditions.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe following table details the specific technical configuration for the \u003cstrong\u003e\u003cspan style=\"color: #c0392b;\"\u003e21000-16-10-15-081-03-02\u003c\/span\u003e\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 21000 (Proximity Probe Housing Assembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (16):\u003c\/strong\u003e 3300 XL 8 mm probe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length (10):\u003c\/strong\u003e 1.0 m (39 in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter (15):\u003c\/strong\u003e 1.5 in (38 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration (081):\u003c\/strong\u003e 8.1 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFittings (03):\u003c\/strong\u003e Conduit plug, reducer, and seal grip kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread (02):\u003c\/strong\u003e 3\/4-14 NPT\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB’s Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #c0392b;\"\u003e21000-16-10-15-081-03-02\u003c\/span\u003e\u003c\/strong\u003e excels in environments where sensor stability is threatened by heavy industrial vibration or ambient chemical exposure. Its aluminum body paired with a stainless steel sleeve provides the perfect balance of weight reduction and corrosion resistance. We recommend this specific configuration for long-reach installations where precise probe penetration is required to bypass machinery casing obstructions.\u003c\/p\u003e\n\u003ch3\u003eApplications, Diagnostics \u0026amp; Logistics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable Equipment:\u003c\/strong\u003e Large centrifugal compressors, steam turbines, gas turbines, and heavy-duty industrial gearboxes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Capability:\u003c\/strong\u003e Enables stable acquisition of gap, vibration, and position data. The housing design allows for easy maintenance of the reverse-mount proximity probe without requiring a total teardown of the machine casing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Guaranteed 12-month factory-grade warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Expedited global transit via FedEx, UPS, or DHL; 24–48 hour dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModel Comparison \u0026amp; Technical Advice\u003c\/h3\u003e\n\u003cp\u003eBelow is a technical comparison for your selection process:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #c0392b;\"\u003e21000-16-10-15-081-03-02\u003c\/span\u003e\u003c\/strong\u003e (Current Selection): Optimized for 8.1-inch penetration with a 1.5-inch standoff. Best for deep-cavity machine casing requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-28-05-00-070-01-02-bently-nevada-probe-housing-assembly\"\u003e21000-28-05-00-070-01-02\u003c\/a\u003e\u003c\/strong\u003e: Features a shorter penetration (7.0-inch) and no standoff adapter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Suggestion:\u003c\/strong\u003e If your machine case has limited clearance, the \u003cstrong\u003e21000-28-05-00-070-01-02\u003c\/strong\u003e is superior. However, for installations requiring thermal or mechanical standoff to avoid casing resonance, the \u003cstrong\u003e\u003cspan style=\"color: #c0392b;\"\u003e21000-16-10-15-081-03-02\u003c\/span\u003e\u003c\/strong\u003e provides the necessary reach and structural integrity.\u003c\/p\u003e\n\u003ch3\u003eExpert Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is sleeve support required for penetrations greater than 12 inches?\u003c\/strong\u003e\u003cbr\u003eAt lengths exceeding 12 inches, probe resonance becomes a high risk. Supporting the sleeve prevents false vibration readings caused by mechanical excitation of the probe tip.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the CSA explosion-proof rating affect my installation?\u003c\/strong\u003e\u003cbr\u003eThe assembly is rated for Class 1, Divisions 1 \u0026amp; 2. You must use appropriate explosion-proof conduit seals at the port entry to maintain the integrity of the enclosure in hazardous zones.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace the proximity probe while the housing is mounted?\u003c\/strong\u003e\u003cbr\u003eYes, the dome cover design allows for probe removal\/replacement without unmounting the entire housing assembly from the machine casing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the included conduit fitting kit (-03)?\u003c\/strong\u003e\u003cbr\u003eThe kit provides NPT adapters and a cable seal grip to ensure that the internal wiring is completely isolated from moisture and contaminants—essential for outdoor installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I handle the counter-boring requirement mentioned for short penetration depths?\u003c\/strong\u003e\u003cbr\u003eFor penetrations under 2 inches, counter-boring ensures that the housing does not \"see\" the side of the bore, which would otherwise introduce signal noise (side-view effects) into your vibration data.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_6e858fd0-30b5-48e6-858e-63405295fa24.png?v=1777369254\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014034317494,"sku":"21000-16-10-15-081-03-02","price":216.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-10-00-066-03-02_e182c6dd-e7b0-4ff3-9c12-479c415f5bd7.jpg?v=1779872274"},{"product_id":"21000-28-05-00-096-03-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-28-05-00-096-03-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-00-096-03-02\u003c\/span\u003e\u003c\/strong\u003e is an API 670 compliant proximity probe housing.\u003c\/li\u003e\n\u003cli\u003eConstructed with a lightweight Aluminum body and a 304 Stainless Steel sleeve.\u003c\/li\u003e\n\u003cli\u003eThis \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-00-096-03-02\u003c\/span\u003e\u003c\/strong\u003e unit includes a 3300 XL 8mm reverse-mount probe.\u003c\/li\u003e\n\u003cli\u003eDesigned for Class I Division 1 hazardous areas with explosion-proof certification.\u003c\/li\u003e\n\u003cli\u003eFeatures a 9.6-inch penetration depth for deep-casing machinery applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 21000 Proximity Probe Housing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option (-28):\u003c\/strong\u003e 3300 XL 8 mm probe with connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length (-05):\u003c\/strong\u003e 0.5 m (20 in) internal cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff (-00):\u003c\/strong\u003e No standoff adapter included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePenetration (-096):\u003c\/strong\u003e 9.6-inch sleeve length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFittings (-03):\u003c\/strong\u003e 3\/4-14 NPT plug and seal grip with multi-size grommets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting (-02):\u003c\/strong\u003e 3\/4-14 NPT threads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Bently Nevada \/ Baker Hughes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-00-096-03-02\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Aluminum body; 304 SS sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Area Rating:\u003c\/strong\u003e CSA Class I Div 1\/2, Groups C \u0026amp; D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e CSA Type 4 Enclosure (Weatherproof\/Dust-tight)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Limits:\u003c\/strong\u003e T4\/T5 rated for -50°C to +80°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliances:\u003c\/strong\u003e API 670 Standard, RoHS Directive 2011\/65\/EU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Weight:\u003c\/strong\u003e 1.1 kg (2.4 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB’s Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-00-096-03-02\u003c\/span\u003e\u003c\/strong\u003e provides essential protection for thrust and vibration monitoring.\u003c\/li\u003e\n\u003cli\u003eOur review highlights the multi-grommet \"03\" fitting option, which simplifies field wiring for varying cable sizes.\u003c\/li\u003e\n\u003cli\u003eEssential for high-reliability machinery protection in oil, gas, and power sectors.\u003c\/li\u003e\n\u003cli\u003eSupports 12 months of factory warranty for complete operational peace of mind.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostic \u0026amp; Protection Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAPI 670 Standard:\u003c\/strong\u003e Fully compliant with industry-standard external housing requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Protection:\u003c\/strong\u003e Guards the probe against impact, environmental debris, and moisture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Area Safety:\u003c\/strong\u003e Rated explosion-proof for North American Class I Div 1 environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceable Design:\u003c\/strong\u003e Dome cover allows for easy internal access for gap verification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping and Purchase Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Logistics:\u003c\/strong\u003e Global shipping via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessing Speed:\u003c\/strong\u003e Orders for the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-00-096-03-02\u003c\/span\u003e\u003c\/strong\u003e ship within 24-48 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Brand New \u0026amp; Original in Factory Packing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month comprehensive factory warranty included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I use this housing for a 5mm probe?\u003c\/strong\u003e This specific assembly (-28) is configured for a 3300 XL 8mm probe. For 5mm probes, a different probe option suffix is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the purpose of the 0.5m cable length?\u003c\/strong\u003e The 0.5m cable is optimized for internal routing within the housing to reach the terminal strip without excess bulk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes the \"03\" fitting option include grommets for all cable types?\u003c\/strong\u003e It includes three grommet sizes ranging from 1\/8 inch to 3\/8 inch, covering the vast majority of industrial coaxial cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs this assembly suitable for intrinsically safe loops?\u003c\/strong\u003e Yes, while the housing is explosion-proof, the probes can be ordered for intrinsically safe applications when used with appropriate barriers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelection Guide: Why choose the 9.6-inch penetration (-096)?\u003c\/strong\u003e Choose the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e21000-28-05-00-096-03-02\u003c\/span\u003e\u003c\/strong\u003e specifically for machines with thick walls or insulation where a standard 4-inch sleeve cannot reach the shaft.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_6e858fd0-30b5-48e6-858e-63405295fa24.png?v=1777369254\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014034350262,"sku":"21000-28-05-00-096-03-02","price":217.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-28-05-15-012-04-02_9a8028e0-aa15-42da-826f-82cf95642444.jpg?v=1777369221"},{"product_id":"bently-nevada-21000-28-05-20-066-04-02-proximity-probe-housing","title":"Bently Nevada 21000-28-05-20-066-04-02 Proximity Probe Housing","description":"\u003ch3\u003eRobust Protection: 21000-28-05-20-066-04-02 Housing Assembly\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #1a5276;\"\u003e21000-28-05-20-066-04-02\u003c\/span\u003e\u003c\/strong\u003e is a premium Proximity Probe Housing Assembly by \u003cstrong\u003e\u003cspan style=\"color: #1a5276;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e. Specifically engineered to meet \u003cstrong\u003eAPI 670 standards\u003c\/strong\u003e, this aluminum body assembly provides an explosion-proof, Type 4 certified enclosure for critical vibration monitoring sensors in hazardous industrial zones.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #1a5276;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e Proximity Probe Housing Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuffix Selection:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e28:\u003c\/strong\u003e 3300 XL 8 mm probe integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e05:\u003c\/strong\u003e 0.5 m (20 in) probe cable length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20:\u003c\/strong\u003e 2-inch standoff adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e066:\u003c\/strong\u003e 6.6-inch probe penetration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e04:\u003c\/strong\u003e Single 3\/4-14 NPT conduit plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e02:\u003c\/strong\u003e 3\/4-14 NPT mounting thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum body with 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e API 670, RoHS 2011\/65\/EU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Rating:\u003c\/strong\u003e CSA Class I, Div 1 \u0026amp; 2 (Groups C, D)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Class:\u003c\/strong\u003e T5 (-50°C to +40°C) \/ T4 (-50°C to +80°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Weight:\u003c\/strong\u003e ~1.1 kg (2.4 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSelection Comparison \u0026amp; Technical Advice\u003c\/h3\u003e\n\u003cp\u003eWhen selecting your assembly, consider the penetration and standoff requirements of your specific machine case. Compare your needs against this similar configuration: \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-21000-28-05-15-028-04-02-explosion-proof-housing-api-670\"\u003e21000-28-05-15-028-04-02\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Suggestion:\u003c\/strong\u003e The \u003cstrong\u003e\u003cspan style=\"color: #1a5276;\"\u003e-066\u003c\/span\u003e\u003c\/strong\u003e penetration depth on this unit offers significantly more reach than the \u003cstrong\u003e\u003cspan style=\"color: #1a5276;\"\u003e-028\u003c\/span\u003e\u003c\/strong\u003e model. Ensure your probe gap is calibrated to 1.27 mm (50 mils) during installation to maintain optimal signal linearity within the housing.\u003c\/p\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eThis housing is vital for sites operating under stringent safety protocols. The \u003cstrong\u003e\u003cspan style=\"color: #1a5276;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e series is the industry benchmark for externally mounted proximity systems. For ease of maintenance, we recommend pre-inspecting the O-ring seals before final torque-down to ensure the CSA Type 4 ingress protection remains intact throughout the device's service life.\u003c\/p\u003e\n\u003ch3\u003eLogistics \u0026amp; Warranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch:\u003c\/strong\u003e Processed and shipped within 24-48 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Global delivery via FedEx, UPS, or DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month factory warranty included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProfessional Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why choose the Aluminum body over the Stainless Steel (24701) version?\u003c\/strong\u003e\u003cbr\u003eA: The aluminum housing offers excellent weight reduction and cost-efficiency while maintaining high-grade explosion-proof ratings for standard petrochemical environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this unit compatible with non-hazardous applications?\u003c\/strong\u003e\u003cbr\u003eA: Yes. While it is CSA certified for hazardous areas, it is fully backward compatible with non-hazardous installations requiring API 670 mounting standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I handle probe penetration adjustments if the 6.6-inch depth is incorrect?\u003c\/strong\u003e\u003cbr\u003eA: Probe penetration is fixed at the factory based on your suffix code. Do not attempt to modify the probe sleeve length in the field, as this will void your hazardous area certification.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this with non-Bently probes?\u003c\/strong\u003e\u003cbr\u003eA: We strongly advise against mixing components. The system accuracy, particularly in API 670 compliant machinery, relies on the matched impedance of Bently Nevada probes and housings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the NPT plug included in this configuration?\u003c\/strong\u003e\u003cbr\u003eA: The NPT plug seals unused conduit ports, which is a mandatory safety requirement for maintaining the explosion-proof integrity of Class I, Division 1 enclosures.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_6e858fd0-30b5-48e6-858e-63405295fa24.png?v=1777369254\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014034383030,"sku":"21000-28-05-20-066-04-02","price":217.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-10-00-066-03-02_22ff3cd7-bd8b-4bcd-b72c-62a0579dd3d3.jpg?v=1780910205"},{"product_id":"21000-16-10-15-070-03-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-16-10-15-070-03-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003e\u003cstrong\u003eProduct Introduction\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada \u003cspan style=\"color: #ff0000;\"\u003e21000-16-10-15-070-03-02\u003c\/span\u003e\u003c\/strong\u003e is a rugged, externally mounted proximity probe housing assembly designed for high-reliability vibration monitoring in hazardous industrial environments. Compliant with \u003cstrong\u003eAPI 670\u003c\/strong\u003e standards, this aluminum housing protects reverse-mount 3300 XL probes from environmental damage while allowing for easy gap adjustment without machine disassembly. For critical dimensioning, resonance prevention guidelines, and explosion-proof wiring diagrams, please download the official technical reference: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-_24701-_and_164818_Proximity_Probe_Housing_Assemblies_Datasheet.pdf?v=1777272649\" target=\"_blank\"\u003e\u003cstrong\u003eDownload 21000 Series Installation Manual\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration Hierarchy: Suffix Tree\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul style=\"list-style-type: none;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #ff0000;\"\u003e21000\u003c\/span\u003e\u003c\/strong\u003e — Explosion-Proof Aluminum Housing Body\n\u003cul style=\"list-style-type: none;\"\u003e\n\u003cli\u003e└─ \u003cstrong\u003e16\u003c\/strong\u003e — Probe Option: 3300 XL 8 mm reverse-mount probe\u003c\/li\u003e\n\u003cli\u003e└─ \u003cstrong\u003e10\u003c\/strong\u003e — Probe Cable Length: 1.0 meter (39 inches)\u003c\/li\u003e\n\u003cli\u003e└─ \u003cstrong\u003e15\u003c\/strong\u003e — Standoff Adapter Length (C): 1.5 inches (38 mm)\u003c\/li\u003e\n\u003cli\u003e└─ \u003cstrong\u003e070\u003c\/strong\u003e — Probe Penetration (D): 7.0 inches (178 mm)\u003c\/li\u003e\n\u003cli\u003e└─ \u003cstrong\u003e03\u003c\/strong\u003e — Fittings: NPT Reducers \u0026amp; Multi-size Seal Grommets\u003c\/li\u003e\n\u003cli\u003e└─ \u003cstrong\u003e02\u003c\/strong\u003e — Mounting Thread: 3\/4-14 NPT\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCore Engineering Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e A380 Aluminum (Lightweight \u0026amp; Corrosion Resistant)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleeve Material:\u003c\/strong\u003e AISI 304 Stainless Steel (High Mechanical Integrity)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Rating:\u003c\/strong\u003e CSA Type 4 \/ IP-rated for moisture\/dust exclusion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustment Range:\u003c\/strong\u003e ± 0.5 in (13 mm) for precise probe gap setting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Approvals:\u003c\/strong\u003e CSA Class I Div 1 \u0026amp; 2 (Groups C, D); Class II; Class III\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e Fully API 670 compliant for external housings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Weight:\u003c\/strong\u003e 1.1 kg (2.4 lb) excluding additional fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #ff0000;\"\u003e21000-16-10-15-070-03-02\u003c\/span\u003e\u003c\/strong\u003e is the \"Service Engineer's Choice\" for large rotating machinery. By utilizing an external housing, you can calibrate or replace a vibration probe while the machine is running, avoiding costly downtime. The 1.5-inch standoff combined with a 7-inch penetration is specifically designed for bearing pedestals with external thermal insulation or heavy cast-iron casings. Note that because the D dimension exceeds 5 inches, we strongly recommend checking for mechanical resonance in the sleeve to ensure high-frequency vibration signal accuracy.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eField Application \u0026amp; Diagnostic Value\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Machinery:\u003c\/strong\u003e Large centrifugal compressors, steam turbine bearings, and boiler feed pumps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Capability:\u003c\/strong\u003e Enables 24\/7 radial vibration and axial position monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Advantage:\u003c\/strong\u003e Protects the delicate probe-to-extension cable connection from oil, moisture, and mechanical impact.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCommercial Logistics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New \u0026amp; Original (Factory Sealed Packing)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e \u003cstrong\u003e12 Months Comprehensive Warranty\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch Time:\u003c\/strong\u003e Ships within 24-48 hours from stock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Express:\u003c\/strong\u003e Secure delivery via \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, or \u003cstrong\u003eDHL\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical FAQ (Field Experience)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eQ: Why is the standoff adapter (Option 15) necessary for this configuration?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eA: The standoff adapter provides the required clearance between the housing body and the machine casing. It allows the 7-inch sleeve to penetrate deeply enough to reach the shaft while keeping the housing body accessible for external gapping.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eQ: Does the 7-inch penetration (D=070) require extra mechanical support?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eA: Per Bently Nevada guidelines, internal support is mandatory if the total length (C+D) exceeds 12 inches. While this 8.5-inch reach is usually stable, engineers should verify there is no resonance at the machine’s specific operating RPM.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eQ: How does the \"03\" fitting option assist with different field cable sizes?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eA: Option 03 is a \"Universal Kit\" including grommets for cable sizes from 1\/8 to 3\/8 inches. This ensures a tight, environmental seal regardless of whether you are using standard or heavy-duty triaxial field wiring.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eQ: Can this aluminum housing be used in offshore\/marine environments?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eA: While the 21000 is Type 4 rated, for highly corrosive marine\/salt-spray environments, we typically recommend the 24701 Stainless Steel version. However, A380 aluminum is excellent for most onshore industrial refineries.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eQ: What is the significance of the \"reverse mount\" probe used inside this housing?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eA: Unlike standard probes threaded from the front, a reverse-mount probe (Option 16) is installed from the rear of the sleeve. This allows it to be tightened and gapped from the outside of the machine through the housing body.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly.png?v=1777272981\" alt=\"21000\/CA21000 Proximity Probe Housing Assembly\" style=\"float: none;\"\u003e\u003c\/div\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014034415798,"sku":"21000-16-10-15-070-03-02","price":225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-10-15-256-03-02.jpg?v=1777272880"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/collections\/Bently_Nevada_21000_31000_24701_Housing_Assemblies.webp?v=1774338557","url":"https:\/\/www.plcsparehub.com\/collections\/21000-31000-and-24701-proximity-housing-assemblies.oembed?page=5","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}