{"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","url":"https:\/\/www.plcsparehub.com\/products\/21000-28-05-30-095-04-02-bently-nevada-proximity-probe-housing-assembly","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}