MOOG B46744-004 Servo Valve Sealing O-ring Kit

Technical Specifications

Model:B46744-004

Brand:MOOG

Product type:Servo Valve Complete Sealing O-ring Kit

Material:FKM fluorine rubber,90 Shore A

Media compatibility:Mineral hydraulic oil,phosphate ester fire-resistant fluid

Dimension:Multiple sizes for valve body and port sealing

Weight:0.035kg

Operating temperature:-20℃ ~ +130℃

Storage temperature:-40℃ ~ +130℃

Relative humidity:10~90% non-condensing

Certification:CE

System compatibility

B46744-004 is MOOG dedicated servo valve seal kit.It fits MOOG D661 series servo valves,widely used in steam turbine DEH system,fatigue test bench and high-precision hydraulic servo system.It is consumable spare part for valve overhaul.

Function

B46744-004 full set of O-rings is used for servo valve body,oil port and pilot stage sealing.It prevents internal hydraulic oil leakage and external oil spill,keeps stable pressure inside servo valve.

Installation

Replace all old seals during servo valve overhaul.Lubricate O-rings with clean hydraulic oil during assembly,avoid sharp edges cutting rubber.After assembly,conduct pressure leakage test.Keep clean to prevent particle contamination.

Interface

‑Multiple O-ring sizes for valve body,manifold and oil ports

‑Kit identification marking

Feature

MOOG FKM high pressure resistant seal kit.Typical faults:rubber aging,hardening,crack,oil leakage.Inspect seal status during regular overhaul.

Diagnostic

Fault phenomenon:hydraulic oil leakage,pressure loss,valve performance drift.Check seal aging and replace full O-ring kit.

Product Brief

B46744-004 is MOOG servo valve FKM sealing O-ring kit for D661 series servo valve overhaul sealing replacement.It is essential consumable spare part for hydraulic servo valve maintenance and overhaul.