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Bently Nevada 21000-28-10-00-095-04-02 Proximity Probe Housing Assembly

Bently Nevada 21000-28-10-00-095-04-02 Proximity Probe Housing Assembly

Only 4 item(s) left in stock
  • Manufacturer: Bently Nevada

  • Product No.: 21000-28-10-00-095-04-02

  • Country of origin:United States

  • Product Type: Proximity Probe Housings

  • Payment: T/T, Western Union

  • Weight: 320g

  • Shipping port: Xiamen

  • Warranty: 12 months

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Description

Engineered for heavy-duty industrial turbomachinery monitoring, the Bently Nevada 21000-28-10-00-095-04-02 is a robust proximity probe housing assembly designed to facilitate the external installation, adjustment, and removal of proximity probes. This housing serves as an environmental barrier and mechanical support, allowing plant operators to service probes while machinery is running or under process pressure. Built with an aluminum body and a durable 304 stainless steel sleeve, it provides superior resistance to mechanical wear and harsh atmospheric conditions, making it suitable for hazardous area deployments in global industrial facilities.

Features

  • 3300 XL Compatibility: Specifically configured for Bently Nevada 3300 XL 8 mm proximity probes with multiple agency approvals (Option -28).
  • Optimized Penetration: Features a fixed 9.5-inch probe penetration depth (Option -095) for precise transducer positioning.
  • Rugged Materials: High-grade aluminum housing combined with a corrosion-resistant 304 stainless steel protective sleeve.
  • Environmental Protection: Complete isolation of the transducer element from external moisture, dust, and corrosive industrial atmospheres.
  • Simplified Cabling: Pre-configured for a 1.0-meter (39 inches) probe cable length (Option -10) to streamline terminal connections.

Applications

  • Steam and gas turbine shaft vibration and radial position monitoring.
  • Centrifugal and axial compressor casing penetrations.
  • Hazardous industrial processes requiring explosion-proof terminal and housing ratings.
  • Heavy industrial plants including oil refineries, chemical processing plants, and power generation stations.

Technical Specifications

Specification Parameter Value / Rating
Manufacturer Bently Nevada
Model Number 21000-28-10-00-095-04-02
Product Type Proximity Probe Housing Assembly
Probe Option (-28) 3300 XL 8 mm probe, multiple approvals
Probe Cable Length (-10) 1.0 meter (39 inches)
Standoff Adapter (-00) No standoff adapter installed
Probe Penetration (-095) 9.5 inches (241.3 mm)
Fittings Option (-04) One 3/4-14 NPT plug only
Mounting Thread (-02) 3/4-14 NPT
Housing Material Anodized Aluminum Body
Sleeve Material 304 Stainless Steel
Country of Origin United States
Shipping Weight (Calculated) 2.0 kg (4.4 lbs)

Empirical Engineering Insights

Alternative Models & Compatibility

This specific model configuration has been officially succeeded by the 21000-16-10-00-095-04-02. The key difference lies in the probe approval selection (Option -16 vs Option -28). The mechanical form factor, 9.5-inch sleeve penetration depth, and thread size remain fully compatible, allowing direct drop-in field replacement without modifying machine casings.

Application Pitfalls & Engineering Notes

When deploying the aluminum housing variant in high-temperature machinery locations, take note of differential thermal expansion between the 304 stainless steel sleeve and the aluminum enclosure. To prevent micro-galling or seizing over prolonged thermal cycles, ensure that the thread engagement area is free from particulate contamination and matches the specific NPT taper tolerance of the machine bracket.

Commissioning & Wiring Tips

Ensure the coaxial connection between the probe lead and the extension cable is correctly insulated inside the housing. Avoid tight bends when packing the excess 1.0-meter cable length into the junction head; maintaining a minimum cable bend radius of 25.4 mm (1 inch) is critical to prevent impedance changes that can introduce noise or distort the 3300 XL proximitor calibration curve.

Installation Guidelines

CRITICAL SAFETY WARNING

De-energize all machinery and ensure internal casing pressures are fully vented before installing, adjusting, or extracting the probe housing. Failure to verify depressurization can result in high-velocity ejection of components, severe physical injury, and structural machine damage.

1

Clean the machine port internal threads and inspect the housing's 3/4-14 NPT mounting threads for defects.

2

Apply a thin layer of high-temperature anti-seize compound or PTFE thread sealant to the mounting threads.

3

Carefully insert the 304 stainless steel sleeve into the machine port, threading the housing by hand to prevent cross-threading before final torque is applied.

4

Secure the NPT plug into the unused conduit port using standard industry torque values to ensure environmental ingress protection.

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What sensor model is designed to pair with the -28 option code in this assembly?

The -28 option code designates compatibility with the Bently Nevada 3300 XL 8 mm proximity probe featuring multiple agency safety approvals.

Which newer part number succeeds the 21000-28-10-00-095-04-02 housing?

This model is replaced by 21000-16-10-00-095-04-02, which features identical mechanical specifications but updates the probe approval configuration code to -16.

What are the structural materials used in this specific housing?

The main outer housing body is constructed of anodized aluminum, while the fluid-facing protective sleeve is made of 304 stainless steel.

What is the physical installation depth of this proximity probe sleeve?

This assembly is pre-configured with a fixed penetration depth of 9.5 inches (241.3 mm) as indicated by the -095 option suffix.

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
United States

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