NUT (P/N 17621-1) - New Surplus

The 17621-1 is a threaded aircraft nut for secure fastening in structural, system, and equipment assemblies. Manufactured from steel or aluminum per AN, MS, or NAS standards, this nut mates with corresponding bolts or studs to create reliable connections on engine mounts, equipment brackets, and airframe structures. Installation requires verification of the correct specification, thread size, and torque values from the aircraft maintenance manual and Illustrated Parts Catalog before assembly.

Proper torquing ensures secure joint integrity under vibration and operational loads.

What is the NUT (P/N 17621-1)?

The 17621-1 is a threaded aircraft nut for secure fastening in structural, system, and equipment assemblies. Manufactured from steel or aluminum per AN, MS, or NAS standards, this nut mates with corresponding bolts or studs to create reliable connections on engine mounts, equipment brackets, and airframe structures.

Does the 17621-1 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The NUT 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 17621-1 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 17621-1.

Can I order the 17621-1 in custom quantities?

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