BOLT,CLOSE TOLERANCE (P/N an173-12a) - New Surplus
P/N: an173-12a
Category: Fasteners & Hardware
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 34 Available |
Product Description
The AN173-12A is a close tolerance hex head bolt manufactured in alloy steel with UNF threads and a reamed hole shank. Engineered for precision airframe structural joints where minimal play and bearing-style shear connections are critical. The close tolerance fit ensures accurate load distribution in high-stress applications.
Install per aircraft maintenance manual specifications, selecting correct grip length and applying proper torque. Verify close-tolerance fit before final installation.
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,CLOSE TOLERANCE (P/N an173-12a)?
The AN173-12A is a close tolerance hex head bolt manufactured in alloy steel with UNF threads and a reamed hole shank. Engineered for precision airframe structural joints where minimal play and bearing-style shear connections are critical.
Does the an173-12a 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 an173-12a 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 an173-12a.
Can I order the an173-12a 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. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.