BOLT,CLOSE TOLERANCE (P/N an175-15) - New Surplus, New

The AN175-15 is a close-tolerance aircraft bolt featuring 5/16-24 UNF threads and a hex head. Manufactured from alloy steel with a ground shank, this fastener fits precision-reamed holes for tight, repeatable alignment in structural joints. The ground shank design limits movement under shear loads, making it essential for high-precision applications requiring minimal play.

Install and torque per aircraft maintenance manual specifications, confirming the -15 length designation suits your intended fitting or mount point.

What is the BOLT,CLOSE TOLERANCE (P/N an175-15)?

The AN175-15 is a close-tolerance aircraft bolt featuring 5/16-24 UNF threads and a hex head. Manufactured from alloy steel with a ground shank, this fastener fits precision-reamed holes for tight, repeatable alignment in structural joints.

Does the an175-15 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 an175-15 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 an175-15.

Can I order the an175-15 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, New. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.