NUT,TUBE COUPLING (P/N an818-8d) - New Surplus
P/N: an818-8d
Category: Nuts
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 | 18 Available |
Product Description
The AN818-8D is an aluminum tube coupling nut (B-nut) designed for 37-degree flared tubing connections. It features 3/4-16 internal threads to accommodate 1/2-inch tube outside diameter. This nut clamps a sleeve and flare against a male AN fitting, creating a metal-to-metal seal in aircraft fuel line systems.
Used with matching AN819 sleeve, the coupling nut requires torque application per applicable aircraft maintenance manual specifications. Standard hardware in general aviation and commercial aircraft fuel system installations.
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 NUT,TUBE COUPLING (P/N an818-8d)?
The AN818-8D is an aluminum tube coupling nut (B-nut) designed for 37-degree flared tubing connections. It features 3/4-16 internal threads to accommodate 1/2-inch tube outside diameter.
What conditions is the an818-8d available in?
The an818-8d 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 an818-8d?
The an818-8d 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 an818-8d?
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.