RETAINER (P/N 531178) - New Surplus

Part 531178 is a metal retainer for the magneto drive coupling assembly on Continental E185/E225 engines. This component secures the coupling hub to the magneto, maintaining proper engagement during engine operation. Installed between the coupling hub and magneto shaft interface, the retainer prevents axial movement and coupling disengagement.

Replaced during engine overhaul or magneto service per OEM maintenance requirements. Verify fitment against your engine's Illustrated Parts Catalog before installation.

What is the RETAINER (P/N 531178)?

Part 531178 is a metal retainer for the magneto drive coupling assembly on Continental E185/E225 engines. This component secures the coupling hub to the magneto, maintaining proper engagement during engine operation.

Does the 531178 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 531178 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 531178.

Can I order the 531178 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.