BOLT,CLOSE TOLERANCE (P/N an174-11) - New Surplus, New

The AN174-11 is a close-tolerance hex-head aircraft bolt with 1/4-28 UNF threads and alloy steel construction. Its interference-fit shank maintains precise alignment and minimizes joint play in structural assemblies. Designed for control-system linkages requiring tight shear fit, this bolt installs as a light-drive fit and demands reaming to specification.

Installation follows FAA AC 43.13-1B practices with proper torque application per maintenance manual requirements. The close-tolerance design ensures repeatability in high-reliability applications where loose joints compromise system performance.

What is the BOLT,CLOSE TOLERANCE (P/N an174-11)?

The AN174-11 is a close-tolerance hex-head aircraft bolt with 1/4-28 UNF threads and alloy steel construction. Its interference-fit shank maintains precise alignment and minimizes joint play in structural assemblies.

Does the an174-11 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 an174-11 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 an174-11.

Can I order the an174-11 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.