BOLT (P/N an4-22a) - New Surplus

The AN4-22A is a 1/4-inch diameter hex-head airframe bolt with 1/4-28 UNF-3A threads and an undrilled shank. Manufactured from alloy steel to AN/NASM4 specifications with a minimum tensile strength of 125,000 psi, this bolt provides high-strength fastening for structural airframe joints subject to shear and tension loads. Install with an approved self-locking nut and torque per the aircraft maintenance manual, ensuring proper grip length selection for reliable joint integrity.

What is the BOLT (P/N an4-22a)?

The AN4-22A is a 1/4-inch diameter hex-head airframe bolt with 1/4-28 UNF-3A threads and an undrilled shank. Manufactured from alloy steel to AN/NASM4 specifications with a minimum tensile strength of 125,000 psi, this bolt provides high-strength fastening for structural airframe joints subject to shear and tension loads.

What conditions is the an4-22a available in?

The an4-22a 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 an4-22a?

The an4-22a 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 an4-22a?

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.