PIN, COTTER (CRES), SPLIT (P/N sp90c7) - New Surplus

The sp90c7 is a corrosion-resistant stainless steel split cotter pin with a 1/16-inch diameter. This fastener secures castellated nuts on control linkages, flight control systems, and structural assemblies by inserting through drilled bolt holes and spreading the prongs. The numeric suffix denotes length in 1/8-inch increments.

Installation follows FAA AC 43.13-1B standards: insert the pin through the hole, then bend both prongs outward at 90 degrees to lock the nut in place. Common in aircraft maintenance for positive mechanical retention where vibration could loosen standard fasteners.

What is the PIN, COTTER (CRES), SPLIT (P/N sp90c7)?

The sp90c7 is a corrosion-resistant stainless steel split cotter pin with a 1/16-inch diameter. This fastener secures castellated nuts on control linkages, flight control systems, and structural assemblies by inserting through drilled bolt holes and spreading the prongs.

Does the sp90c7 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The PIN, COTTER (CRES), SPLIT 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 sp90c7 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 sp90c7.

Can I order the sp90c7 in custom quantities?

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