RETAINER (P/N 45399) - New Surplus

Part 45399 is a retaining ring that secures bearings, seals, and other components within aircraft housings and grooves. This retainer limits axial movement, preventing component displacement during flight operations and maintenance. Typically manufactured from spring steel or stainless steel to withstand vibration and thermal cycling.

Installation follows SAE aerospace standards (AS3215/AS3216) per OEM specification and aircraft maintenance manuals. Verify part eligibility and traceability documentation before installation per FAA-acceptable practices.

What is the RETAINER (P/N 45399)?

Part 45399 is a retaining ring that secures bearings, seals, and other components within aircraft housings and grooves. This retainer limits axial movement, preventing component displacement during flight operations and maintenance.

Does the 45399 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 45399 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 45399.

Can I order the 45399 in custom quantities?

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