RING SET (P/N 639565a6) - Serviceable

Part 639565a6 is a ring set containing replacement seals and retaining rings for aircraft mechanical assemblies. This kit restores sealing integrity and retention in hydraulic, fuel, and pneumatic system components. The set follows SAE AS568 O-ring sizing or MS-series retaining-ring specifications for compatibility with standard aircraft fittings and connectors.

Installation requires matching components to the applicable Illustrated Parts Catalog drawing and maintenance manual procedures. Commonly used during MRO overhauls and component repairs on general aviation and commercial aircraft.

What is the RING SET (P/N 639565a6)?

Part 639565a6 is a ring set containing replacement seals and retaining rings for aircraft mechanical assemblies. This kit restores sealing integrity and retention in hydraulic, fuel, and pneumatic system components.

What certifications or documentation come with the 639565a6?

Depending on condition, the 639565a6 may include an FAA 8130-3 Airworthiness Approval Tag, a yellow serviceable tag, or manufacturer documentation. Currently available in: Serviceable. Contact us for specific documentation details on the condition you need.

Can I use the 639565a6 during an engine overhaul or annual inspection?

Yes, the RING SET can be used in engine overhauls and maintenance events. Always verify part compatibility against your engine's Type Certificate Data Sheet (TCDS) and Illustrated Parts Catalog (IPC) before installation.

What is the lead time for the 639565a6?

In-stock items ship same business day when ordered before 3 PM EST. We also offer 24/7 AOG (Aircraft on Ground) support at (904) 998-9101 for urgent engine part needs.