BOLT,CLOSE TOLERANCE (P/N an175-22a) - New Surplus

The AN175-22A is a close-tolerance hex-head aircraft bolt conforming to AN175 specifications. Constructed from alloy steel with 5/16-24 UNF threads, this fastener is engineered for precision-reamed joints where the shank carries shear loads. The close-tolerance design minimizes joint movement in structural applications.

Commonly used in reamed hinge fittings and airframe assemblies requiring precise alignment. Installation requires selecting the correct grip length and applying specified torque values per aircraft maintenance manual guidelines.

What is the BOLT,CLOSE TOLERANCE (P/N an175-22a)?

The AN175-22A is a close-tolerance hex-head aircraft bolt conforming to AN175 specifications. Constructed from alloy steel with 5/16-24 UNF threads, this fastener is engineered for precision-reamed joints where the shank carries shear loads.

Does the an175-22a meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The BOLT,CLOSE TOLERANCE 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 an175-22a 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 an175-22a.

Can I order the an175-22a in custom quantities?

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