BOLT (P/N an5-27a) - New Surplus

The AN5-27A is a 5/16-inch diameter hex bolt conforming to Army-Navy fastener standards for aircraft structural assembly. With an undrilled shank and approximately 2.969-inch under-head length, this bolt accommodates long-grip airframe joints where extended clamping is required. Installed with a self-locking nut, it provides secure fastening in wing attachments, fuselage joints, and control surface hinges.

Installation requires torque values and safety wire procedures per the aircraft maintenance manual and FAA AC 43.13-1B guidance to ensure airworthiness and prevent fastener loosening under vibration.

What is the BOLT (P/N an5-27a)?

The AN5-27A is a 5/16-inch diameter hex bolt conforming to Army-Navy fastener standards for aircraft structural assembly. With an undrilled shank and approximately 2.

Does the an5-27a 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 an5-27a 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 an5-27a.

Can I order the an5-27a 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.