BOLT (P/N an20-12) - New Surplus

The AN20-12 is a hex-head aircraft bolt conforming to AN/NASM standards for structural fastening in airframe assemblies. Manufactured from alloy or corrosion-resistant steel, this bolt features 1.2500-12 UNF-3A threads for secure, vibration-resistant connections. Used throughout aircraft structures where reliable hex-head fasteners are required for primary and secondary load paths.

Installation requires selecting proper grip length for the specific stackup and applying torque per AC 43.13-1B or the aircraft maintenance manual. Verify part number against the Illustrated Parts Catalog before installation.

What is the BOLT (P/N an20-12)?

The AN20-12 is a hex-head aircraft bolt conforming to AN/NASM standards for structural fastening in airframe assemblies. Manufactured from alloy or corrosion-resistant steel, this bolt features 1.

Does the an20-12 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The BOLT 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 an20-12 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 an20-12.

Can I order the an20-12 in custom quantities?

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