BOLT-.4375-20 X 4.59 LG-HEX HD (P/N an7-44) - New Surplus

The AN7-44 is a 7/16-20 UNF hex head aircraft bolt, 4.59 inches long, manufactured from alloy steel with a drilled shank for safety wire or cotter pin locking. This bolt conforms to AN dimensions and NASM6812 specifications for airframe structural applications. The drilled shank allows positive mechanical locking, preventing fastener loosening from vibration during flight.

Commonly used to secure airframe structural fittings, control surface attachments, and load-bearing connections where a 7/16-20 bolt is specified. Installation requires torque per FAA AC 43.13-1B and your aircraft maintenance manual.

What is the BOLT-.4375-20 X 4.59 LG-HEX HD (P/N an7-44)?

The AN7-44 is a 7/16-20 UNF hex head aircraft bolt, 4. 59 inches long, manufactured from alloy steel with a drilled shank for safety wire or cotter pin locking.

What conditions is the an7-44 available in?

The an7-44 is currently available in the following conditions: New Surplus. Each condition reflects the part's maintenance history and certification status per FAA standards.

How do I get pricing for the an7-44?

The an7-44 requires a custom quote. Submit a Request for Quote (RFQ) through our website or call our sales team at (904) 998-9101 for immediate pricing assistance.

Do you offer expedited shipping for the an7-44?

Yes, we offer same-day processing on in-stock items and provide 24/7 AOG (Aircraft on Ground) support for urgent needs. Standard, expedited, and overnight shipping options are available.