NUT,TUBE COUPLING (P/N an818-12d) - New Surplus

The AN818-12D is a tube coupling nut (B-nut) for 3/4 inch flared tubing connections. This aluminum alloy component features 1-1/16-12 threads and works with AN819 sleeves to secure tubing to male fittings. Used in aircraft hydraulic systems to create leak-resistant flared joints.

Installation requires pairing with the correct sleeve and mating fitting, then torquing per aircraft maintenance manual and fitting manufacturer specifications. Standard aerospace fastener for pressurized fluid line applications.

What is the NUT,TUBE COUPLING (P/N an818-12d)?

The AN818-12D is a tube coupling nut (B-nut) for 3/4 inch flared tubing connections. This aluminum alloy component features 1-1/16-12 threads and works with AN819 sleeves to secure tubing to male fittings.

What conditions is the an818-12d available in?

The an818-12d 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 an818-12d?

The an818-12d 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 an818-12d?

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.