Description
Monitoring shaft vibration and position on critical rotating machinery requires highly precise, ruggedized displacement sensors. The Bently Nevada 330851-02-000-050-90-00-05 is a 3300 XL NSv (Non-Standard XL) Proximitor Sensor designed for applications with tight physical constraints or where standard probe target diameters are unavailable.
Availability, Lead Time, and Warranty
- Condition: New Original, Factory Sealed
- Availability: Stocked across specialized industrial turbomachinery parts depots
- Lead Time: Ships within 1 to 2 business days
- Warranty: 12-month comprehensive warranty
Pricing Note: The listed cost serves as a baseline industry reference price. Final procurement costs depend on current global component availability, multi-unit batch pricing, and regional tariff changes. Contact our trade logistics desk for a firm, itemized quote.
Technical Specifications and Part Number Breakdown
+---------------------------+----------------------------------------------------------+
| Parameter | Value |
+---------------------------+----------------------------------------------------------+
| Brand | Bently Nevada (Baker Hughes) |
| Series | 3300 XL NSv Proximity Transducer System |
| Part Number | 330851-02-000-050-90-00-05 |
| Output Signal | Linear 7.87 V/mm (200 mV/mil) +/- 11% |
| Power Supply Required | -17.5 V DC to -26 V DC @ 12 mA maximum current |
| Linear Range | 1.5 mm (60 mils), starts at ~0.25 mm (10 mils) from face |
| System Length Options | 5.0 meters (50 feet / total system calibration) |
| Operating Temperature | -51 to +100 °C (-60 to +212 °F) |
| Mass (Approximate) | 0.25 kg (0.55 lbs) |
+---------------------------+----------------------------------------------------------+ Complete Part Number Decoding
To ensure drop-in engineering alignment, each segment of the 330851 configuration string maps to explicit factory build metrics:
- 330851: 3300 XL NSv Proximitor Sensor base model identifier.
- -02: Total System Length & Mounting Option (5.0 meters, Panel Mount).
- -000: Agency Approval Option (No specific hazardous area certifications required for this unit sub-type).
- -050: Total Length Option (5.0 meters / 16.4 feet system tuning).
- -90: Mounting Option (Standard 35 mm DIN rail or panel installation layout).
- -00: Connector Option (Standard miniature coaxial connectors included).
- -05: Agency Approval Option (Multi-certified country-specific standard production run).
Are you swapping this out on a centrifugal compressor or a high-speed gearbox? The NSv system excels when targeting small shafts (diameters under 50 mm) where standard 3300 XL 8 mm probes suffer from severe side-viewing cross-talk or counter-bore interference.
In field deployments of machinery protection systems, we found that combining NSv components with standard XL hardware throws off calibration curves immediately. The NSv Proximitor operates on a different frequency spectrum and scale factor than standard 8 mm sensors. Don’t try to mix a standard 8 mm extension cable with this NSv sensor; the mismatch ruins the linear voltage-to-distance translation. Well, technically it outputs a clean -200 mV/mil signal, but only when paired with the proper 3300 XL NSv probe and matching total electrical system length.
Global Logistics, Customs, and Export Controls
Replacing sensors on malfunctioning turbines requires fast logistics to avoid costly plant downtime. Our trade compliance division handles the complex documentation required for international shipping.
Export Control and Harmonized Tariff Data
- Country of Origin: USA
- Harmonized Tariff Schedule (HTS) Code: 9031.80.8085 (Measuring or checking instruments, appliances, and machines—Other)
- Export Control Classification Number (ECCN): EAR99 (Subject to global anti-terrorism controls; eligible for NLR—No License Required—to non-embargoed countries)
High-Priority Worldwide Transit
For emergency plant trippings, urgent air freight via DHL Express, FedEx Priority, or UPS Worldwide Saver delivers the component to your site within 3 to 5 business days globally. Every Bently Nevada sensor is packaged in static-dissipative bags and double-shielded against mechanical vibration to protect the internal analog oscillator-demodulator circuits from transit shock.
Incoterms 2020 and International Payment Terms
We match our terms to your standard corporate procurement risk matrix, offering a variety of international frameworks.
Recommended Shipping Terms
- FCA / EXW: Best if your firm uses an independent global freight forwarder. Your courier collects the package directly from our distribution dock.
- CIP / CPT: Our logistics desk manages the entire international route to your designated port or facility. Under CIP terms, we include cargo insurance valued at 110% of the invoice amount to cover potential transport damage.
- DDP: Available for established enterprise accounts in select industrial corridors (North America, Western Europe, and parts of Southeast Asia), where we manage customs clearance, pay local duties, and handle final delivery.
Secure B2B Trade Finance
- Telegraphic Transfer (T/T): Direct bank wire transfer utilizing secure pro-forma invoicing for rapid processing.
- Letters of Credit (L/C): Well-suited for large-scale plant overhauls and warehouse restocking cycles. We accept irrevocable Letters of Credit confirmed by tier-one international banks.
3300 XL NSv Proximitor Procurement FAQ
Can I mount this sensor inside a standard outdoor junction box?
Yes, the panel mount configuration fits smoothly inside standard weather-proof housings. However, ensure that the internal ambient temperature does not exceed +100 °C. —though your mileage may vary depending on local solar loading, so we always recommend a sunshield for outdoor desert installations.
How do I check for physical ground loops on this specific model?
The base of the 330851 Proximitor is electrically isolated from the internal circuitry. To prevent noise on your 35 mm DIN rail from corrupting the vibration signal going back to your 3500 monitoring rack, ensure that the outer coaxial shield does not accidentally touch any exposed structural metal at the junction box entry point.
What information must be provided to get a formal pro-forma invoice?
Click the quote request button, state your required quantity, target delivery location, and preferred Incoterm. Our global trade desk will return a detailed quotation, including weights, customs classifications, and shipping costs within one business day.
