Bently Nevada 31000-28-10-00-235-00-02 Proximity Probe Housing
Manufacturer: Bently Nevada
Product No.: 31000-28-10-00-235-00-02
Condition: In stock
Product Type: Proximity Probe Housing Assembly
Product Origin: USA
Payment: T/T, Western Union
Weight: 600g
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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Engineering Overview
The 31000-28-10-00-235-00-02 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.
Configuration Breakdown
The following structure details the specific ordering parameters for this unit:
- 31000: Proximity Probe Housing Assembly
- 28: Probe Option (3300 XL 8 mm, multiple approvals)
- 10: Probe Cable Length (1.0 inch)
- 00: Standoff Adapter (None)
- 235: Probe Penetration (23.5 inches)
- 00: Fittings (Without)
- 02: Mounting Thread (3/4-14 NPT)
Technical Specifications
- Housing Material: Glass-reinforced PPS (conductive fiber)
- Sleeve/Screw Material: AISI 304/303 Stainless Steel
- O-Ring Material: Neoprene®
- Temperature Rating: -51°C to +105°C (-60°F to +221°F)
- Impact Resistance: 4 Joule (low temp) / 7 Joule (ambient) certified
- Weight: 1.2 kg (2.6 lb)
Comparative Selection Guide
Selecting the correct housing depends on your specific penetration depth and thread requirements.
| Model Number | Penetration | Mounting Thread | Recommended Use Case |
|---|---|---|---|
| 31000-16-10-00-122-00-05 | 12.2 in | Standard industrial housing | |
| 31000-28-10-00-235-00-02 | 23.5 in | Deep-reach turbine applications |
Technical Advice: The 31000-28-10-00-235-00-02 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 shorter-penetration models to ensure no contact with the rotor.
Logistics and Quality Assurance
- Warranty: 12-month performance coverage.
- Shipping: Expedited global delivery via FedEx, UPS, and DHL.
- Dispatch: Orders ship within 24–48 hours.
Expert FAQ
Why is the housing made of PPS instead of solid metal?
The PPS thermoplastic contains conductive fibers to facilitate electrostatic dissipation, which is a requirement for certification in hazardous area CENELEC/ATEX zones.
Can I use this housing for pressurized machinery lubrication systems?
It is designed to seal against external water ingress (IP66), but it is not intended to withstand significant internal process pressure.
What is the purpose of the retaining chain?
The AISI 304 stainless steel chain prevents the outer sleeve and cover from falling into moving machinery during maintenance, ensuring operator safety.
How critical is the 29.4 N·m torque specification for the retaining nut?
It is vital. Proper torque ensures the Neoprene O-ring compresses correctly to maintain the NEMA 4X seal against environmental contaminants.
Are these housings compatible with all 3300 XL probes?
This 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.
Global PLC Spare HUB's Insight
At Global PLC Spare HUB, we recognize the 31000-28-10-00-235-00-02 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.

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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.



