330103-19-25-10-01-00 Bently Nevada Eddy Current Non-Threaded Proximity Probe

Product Overview

The Bently Nevada 330103-19-25-10-01-00 operates as a core eddy-current sensing component within the 3300 XL Proximity Transducer System. This specialized non-threaded industrial probe measures static and dynamic distances between the sensor tip and a target rotating shaft to enable real-time machinery protection and diagnostics.

Technical Specifications

System and Material Parameters

• Brand Manufacturer: Bently Nevada (Baker Hughes)
• Part Number/Model: 330103-19-25-10-01-00
• Sensor Family: 3300 XL 8 mm Series
• Transducer Principle: Eddy Current / Non-Contacting
• Target Material Calibration: Standard AISI 4140 Steel (Alternative calibrations available upon request)
• Machinery Monitoring Classification: Turbomachinery Instrumentation / TSI (Turbine Supervisory Instrumentation)
• Manufacturing Origin: United States of America (USA)

Physical and Mechanical Data

• Body Configuration: Non-threaded smooth barrel geometry
• Tip Construction Material: High-performance Polyphenylene Sulfide (PPS) molded plastic
• Unit Weight: 0.08 kg
• Dimensions: 112.0 cm x 1.5 cm x 1.2 cm
• Customs Tariff Code (HS Code): 8537101190
• Minimal Order Quantity: 1 Piece

Core Functional Applications

Shaft Position and Radial Vibration Tracking

Industrial facilities deploy this non-contacting probe primarily to capture high-frequency radial vibration and axial thrust position metrics on critical rotating machinery components. Because the sensor measures microscopic changes in physical clearance, operators can detect shaft centerline drift and imbalance well before hardware damage occurs.

Fluid-Film Bearing Monitoring

The 3300 XL 8 mm probe series functions optimally within critical assets utilizing fluid-film bearings, including high-speed steam turbines, industrial gas turbines, centrifugal compressors, and large-scale process pumps. The probe tracks the relative movement of the journal shaft within its oil film layer to ensure continuous mechanical stability.

Mechanical Diagnostics in Severe Environments

The robust architecture withstands extreme operating conditions inside industrial housings. Thick encapsulation around the internal probe coil shields the sensing element from corrosive lubricants, moisture, and chemical exposure commonly found in heavy industrial processing plants.

Key Technical Advantages

Superior Structural Durability

Compared to smaller 5 mm variations, the 8 mm body profile features a significantly larger and stronger casing structure. Consequently, the reinforced PPS tip provides enhanced resistance against physical impacts, mechanical strain, and installation abuse without sacrificing electrical accuracy.

Enhanced Measurement Stability

The 3300 XL 8 mm design achieves excellent linear range continuity and thermal stability across a wide temperature spectrum. Furthermore, choosing the 8 mm profile over smaller alternatives ensures excellent structural longevity while maintaining proper side-view clearance and tip-to-tip cross-talk isolation.

Seamless System Integration

This probe coordinates natively with matching 3300 XL extension cables and Proximitor sensors to form a fully calibrated system. This cross-component interchangeability simplifies field replacement procedures, lowers spare parts inventory requirements, and shortens scheduled maintenance windows.