BOLT (P/N an5-40) - New Surplus, New

The AN5-40 is a hex-head aircraft bolt conforming to AN5 series specifications with 5/16-24 UNF threads and approximately 4-3/32 inch overall length. This steel fastener provides a 3-9/16 inch grip length for structural airframe joints requiring close-tolerance shank fastening. Install with the specified nut and washer per aircraft maintenance manual torque and safety requirements.

Commonly used in primary structure connections on general aviation and transport aircraft where reliable, precision fastening is critical.

What is the BOLT (P/N an5-40)?

The AN5-40 is a hex-head aircraft bolt conforming to AN5 series specifications with 5/16-24 UNF threads and approximately 4-3/32 inch overall length. This steel fastener provides a 3-9/16 inch grip length for structural airframe joints requiring close-tolerance shank fastening.

Does the an5-40 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 an5-40 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 an5-40.

Can I order the an5-40 in custom quantities?

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