BOLT (P/N an4h60a) - New Surplus

The AN4H60A is a 1/4-28 UNF aircraft bolt with a drilled head for safety wire installation and an undrilled shank. Manufactured to Aeronautical Standard (AN) specifications, this steel fastener secures structural and system components in airframe assemblies where positive locking is required. The drilled head design allows safety wire to pass through, preventing unintended loosening during flight vibration and operation.

Select grip length per engineering drawings and install using approved torque procedures from the aircraft maintenance manual.

What is the BOLT (P/N an4h60a)?

The AN4H60A is a 1/4-28 UNF aircraft bolt with a drilled head for safety wire installation and an undrilled shank. Manufactured to Aeronautical Standard (AN) specifications, this steel fastener secures structural and system components in airframe assemblies where positive locking is required.

Does the an4h60a 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 an4h60a 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 an4h60a.

Can I order the an4h60a 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.