BOLT, MACHINE, HEX HEAD (P/N an3-4) - New Surplus
P/N: an3-4
Category: Bolts
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Flat-rate shipping covers most parts. If your order turns out to need freight or special handling, we'll contact you with the updated shipping cost before it ships. You can pay the difference or cancel for a full refund. International buyers pay any duties and import taxes.
Available Inventory
| Condition | Price | Stock |
|---|---|---|
| New Surplus | $0.56 | 60 Available |
Product Description
The AN3-4 is a hex head machine bolt conforming to AN3/NASM3 aerospace standards. This steel fastener features a 3/16-inch diameter with #10-32 UNF threads and delivers 125,000 psi minimum tensile strength. Designed to secure brackets and structural components in airframe joints and assembly points.
Installation requires proper grip length selection and torque application per maintenance manual specifications. Widely used in general and commercial aircraft structural assembly where reliable mechanical fastening is critical.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the BOLT, MACHINE, HEX HEAD (P/N an3-4)?
The AN3-4 is a hex head machine bolt conforming to AN3/NASM3 aerospace standards. This steel fastener features a 3/16-inch diameter with #10-32 UNF threads and delivers 125,000 psi minimum tensile strength.
What conditions is the an3-4 available in?
The an3-4 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 an3-4?
The an3-4 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 an3-4?
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.