BOLT,CLOSE TOLERANCE (P/N an175-17a) - New Surplus

The AN175-17A is a close tolerance bolt conforming to AN175 standards with 5/16-24 UNF threading. Designed for precision-reamed structural joints in aircraft airframes, this bolt maintains controlled shank-to-hole clearance to minimize joint play and movement. Installed in pre-reamed holes where tight fit requirements are critical for shear load transfer and structural integrity.

Installation requires proper hole preparation and torque application per aircraft maintenance manual specifications and AN/NAS fastener guidance to ensure reliable performance in high-stress airframe connections.

What is the BOLT,CLOSE TOLERANCE (P/N an175-17a)?

The AN175-17A is a close tolerance bolt conforming to AN175 standards with 5/16-24 UNF threading. Designed for precision-reamed structural joints in aircraft airframes, this bolt maintains controlled shank-to-hole clearance to minimize joint play and movement.

Does the an175-17a 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 an175-17a 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 an175-17a.

Can I order the an175-17a 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.