NUT (P/N an316-49) - New Surplus

The AN316-49 is a steel hex jam nut conforming to Aeronautical Standard specifications. This locking nut secures threaded adjustments and fittings in aircraft systems by installing against a mating nut to prevent loosening from vibration. Commonly used on control rod ends and linkage assemblies to lock mechanical settings in place.

Available in right- or left-hand thread variants to match system requirements. Installation requires torquing the jam nut against the primary nut per FAA AC 43.13-1B guidance and the applicable aircraft maintenance manual for proper locking force.

What is the NUT (P/N an316-49)?

The AN316-49 is a steel hex jam nut conforming to Aeronautical Standard specifications. This locking nut secures threaded adjustments and fittings in aircraft systems by installing against a mating nut to prevent loosening from vibration.

Does the an316-49 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 an316-49 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 an316-49.

Can I order the an316-49 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.