BOLT,CLOSE TOLERANCE (P/N an173-13a) - New Surplus
P/N: an173-13a
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 | 5 Available |
Product Description
The AN173-13A is a close-tolerance hex head bolt conforming to Air Force–Navy (AN) standards for precision aircraft applications. This steel fastener is designed for installation in reamed holes where minimal clearance and accurate alignment are critical. The bolt carries shear loads through its shank in airframe structural joints, providing secure connections in high-stress areas.
Installation requires properly reamed holes to maintain the close tolerance fit and prevent misalignment. Torque specifications and installation procedures follow the applicable aircraft maintenance manual for your specific airframe.
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 an173-13a)?
The AN173-13A is a close-tolerance hex head bolt conforming to Air Force–Navy (AN) standards for precision aircraft applications. This steel fastener is designed for installation in reamed holes where minimal clearance and accurate alignment are critical.
Does the an173-13a 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 an173-13a 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 an173-13a.
Can I order the an173-13a 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.