BOLT,CLOSE TOLERANCE (P/N an175-16) - New Surplus

The AN175-16 is a close-tolerance hex-head aircraft bolt manufactured from alloy steel with 5/16-24 UNF threads and a controlled-diameter shank. This AN-standard fastener carries shear loads through precision-reamed joints in structural assemblies. The close tolerance on the shank diameter ensures minimal clearance, distributing loads evenly across the grip length.

Installation requires reamed holes rather than drilled clearance holes. Torque and safety-wire per aircraft maintenance manual specifications.

What is the BOLT,CLOSE TOLERANCE (P/N an175-16)?

The AN175-16 is a close-tolerance hex-head aircraft bolt manufactured from alloy steel with 5/16-24 UNF threads and a controlled-diameter shank. This AN-standard fastener carries shear loads through precision-reamed joints in structural assemblies.

Does the an175-16 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 an175-16 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 an175-16.

Can I order the an175-16 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.