BOLT (P/N an4-36) - New Surplus

The AN4-36 is a 1/4-inch hex-head airframe bolt conforming to AN/NASM4 specifications. Constructed from alloy steel, it features a 1/4-28 UNF thread and dash-number length coding in 1/8-inch increments for precise grip selection. Used to fasten control-system clevises, brackets, and structural linkage assemblies in aircraft.

Installation requires matching grip length to material stack thickness and torquing per aircraft maintenance manual and FAA AC 43.13-1B guidance.

What is the BOLT (P/N an4-36)?

The AN4-36 is a 1/4-inch hex-head airframe bolt conforming to AN/NASM4 specifications. Constructed from alloy steel, it features a 1/4-28 UNF thread and dash-number length coding in 1/8-inch increments for precise grip selection.

Does the an4-36 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The BOLT 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 an4-36 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 an4-36.

Can I order the an4-36 in custom quantities?

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