RETAINER (P/N 539291) - As Removed

Part 539291 is a metal retainer that holds seals, rings, and hardware elements in aircraft hydraulic and mechanical assemblies. This component prevents seal extrusion and secures packing elements within boss fittings and fluid system interfaces. The retainer interfaces with NAS and MS standard parts, maintaining proper positioning during system operation and pressure cycling.

Installation requires verification against the aircraft's Illustrated Parts Catalog and adherence to maintenance manual specifications. Commonly found in hydraulic systems across general aviation and commercial aircraft.

What is the RETAINER (P/N 539291)?

Part 539291 is a metal retainer that holds seals, rings, and hardware elements in aircraft hydraulic and mechanical assemblies. This component prevents seal extrusion and secures packing elements within boss fittings and fluid system interfaces.

Does the 539291 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The RETAINER conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.

What material is the 539291 manufactured from?

Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the 539291.

Can I order the 539291 in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The RETAINER is available in: As Removed. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.