BOLT (P/N an6-4a) - New Surplus

The AN6-4A is a hex-head airframe bolt conforming to AN standards with 3/8-24 UNC threads and 19/32-inch length. Manufactured from alloy steel with a minimum tensile strength of 125,000 psi, this bolt features a short grip and undrilled shank for structural airframe joints. Commonly paired with self-locking nuts in primary and secondary structure connections where a drilled shank isn't required.

Installation follows standard AN bolt practices and aircraft maintenance manual torque specifications for reliable load transfer in fuselage, wing, and control surface assemblies.

What is the BOLT (P/N an6-4a)?

The AN6-4A is a hex-head airframe bolt conforming to AN standards with 3/8-24 UNC threads and 19/32-inch length. Manufactured from alloy steel with a minimum tensile strength of 125,000 psi, this bolt features a short grip and undrilled shank for structural airframe joints.

Does the an6-4a 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 an6-4a 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 an6-4a.

Can I order the an6-4a 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.