RETAINER VLV SPRING INNER (P/N 625393) - New Surplus

The 625393 is an inner valve spring retainer for Continental piston engines. This steel component secures the inner spring to the valve stem within the cylinder head, maintaining proper spring seating and alignment during engine operation. Installed as part of the valve train assembly during cylinder maintenance, it works with the inner spring and keepers to control valve lift and return.

Installation follows Continental's engine maintenance manual specifications to ensure correct positioning and load distribution.

What is the RETAINER VLV SPRING INNER (P/N 625393)?

The 625393 is an inner valve spring retainer for Continental piston engines. This steel component secures the inner spring to the valve stem within the cylinder head, maintaining proper spring seating and alignment during engine operation.

Does the 625393 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The RETAINER VLV SPRING INNER 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 625393 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 625393.

Can I order the 625393 in custom quantities?

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