21000-28-00-00-066-03-02 Bently Nevada Proximity Housing Assembly
Manufacturer: Bently Nevada
Product No.: 21000-28-00-00-066-03-02
Condition: In stock
Product Type: Proximity Probe Housing Assembly
Product Origin: USA
Payment: T/T, Western Union
Weight: 1100g
Shipping port: Xiamen
Warranty: 12 months
Estimate delivery times: 12-26 days (International), 3-6 days (United States).
Return within 30 days of purchase. Duties & taxes are non-refundable.
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Industrial Protection: The 21000-28-00-00-066-03-02 Housing Assembly
The 21000-28-00-00-066-03-02 by Bently Nevada 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 API 670 Standard for machine protection systems.
Configuration Breakdown: 21000-28-00-00-066-03-02
- Model Series: 21000 (Proximity Probe Housing)
- Probe Option: 28 (3300 XL 8 mm, Hazardous Area Rated)
- Standoff Adapter: 00 (None included)
- Probe Penetration: 066 (6.6 inches)
- Fitting Option: 03 (NPT plugs, reducer, and multi-size cable seal grip)
- Mounting Thread: 02 (3/4-14 NPT)
Global PLC Spare HUB's Technical Insight
Our technical team identifies the 21000-28-00-00-066-03-02 as a critical installation component for retrofitting vibration monitoring on legacy turbine assets. The enclosure's CSA Type 4 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 API 670 regulatory alignment.
Technical Comparison & Selection Advice
Choosing 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:
- 21000-28-10-15-039-03-02: Utilize this version if your mounting interface requires a standoff adapter (code 10) and a shorter 3.9" penetration depth.
Expert Tip: 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.
Logistics and Quality Assurance
- Warranty: Comprehensive 12-month factory-backed warranty.
- Shipping Logistics: Fast, secure delivery via FedEx, UPS, or DHL.
- Dispatch Speed: Optimized processing ensures your spare parts ship within 24-48 hours.
Expert FAQ & Selection Guide
Q: Does the material composition impact the installation environment?
A: 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.
Q: Why is the 3/4-14 NPT thread mandatory for this assembly?
A: The NPT threading is a structural requirement for explosion-proof conduit integration, ensuring a gas-tight seal that meets Class I safety requirements.
Q: How do I manage cable sizing with the provided fittings?
A: 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.
Q: Is this assembly intrinsically safe?
A: The housing supports intrinsically safe circuits when connected to properly certified barriers per Bently Nevada drawing 140979.
Q: Selection Tip: When should I choose a housing with a standoff adapter?
A: 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.

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Q: Are these parts 100% original and new?
A: Yes. Every component is guaranteed to be 100% original, brand-new, and factory-sealed. We also provide a 12-month comprehensive warranty for your peace of mind.
Q: How fast is the shipping to my country?
A: For in-stock items, we offer same-day dispatch. International express shipping (DHL/FedEx/UPS) typically delivers within 3–5 business days worldwide.
Q: Can I get a formal quotation with shipping costs?
A: Absolutely. Our sales team is ready to provide a detailed Proforma Invoice (PI) including the most competitive shipping rates for your location.
Q: Do you offer discounts for bulk orders?
A: We provide volume-based pricing for large projects or multiple-item orders. Please contact us to get our Best Price Guarantee.
12-Month Comprehensive Warranty
Every part supplied by Global PLC Spare Hub is covered by a 12-month warranty from the date of invoice.
- Coverage: Functional defects and hardware failures under normal operating conditions.
- Commitment: We provide immediate repair, replacement, or a full refund for any verified defective components to minimize your operational downtime.
Returns & Exchange Policy
We offer a 30-day return policy to ensure you receive the exact part your system requires.
- Eligibility: Returns are accepted for uninstalled items in their original, factory-sealed packaging.
- RMA Process: Please contact our support team to obtain a Return Merchandise Authorization (RMA) number before shipping.
- Fast Processing: Refunds or exchanges are processed within 3–5 business days after the returned item passes our technical inspection.
Need Technical Assistance?Not sure if this part is compatible with your system? [Consult our Engineers] before purchasing to ensure 100% compatibility.



