NUT,TUBE COUPLING (P/N an6289d6) - New Surplus

The AN6289D6 is an aluminum alloy locknut for 3/8-inch tube coupling assemblies. This fastener features a 9/16-18 UNJF-3B internal thread designed to resist vibration loosening in aircraft hydraulic hardline systems. Install to specified torque using standard aviation wrenches, ensuring proper thread engagement before service.

Commonly used to secure tube fittings on hydraulic fluid lines and pressure assemblies in general aviation and commercial aircraft.

What is the NUT,TUBE COUPLING (P/N an6289d6)?

The AN6289D6 is an aluminum alloy locknut for 3/8-inch tube coupling assemblies. This fastener features a 9/16-18 UNJF-3B internal thread designed to resist vibration loosening in aircraft hydraulic hardline systems.

What conditions is the an6289d6 available in?

The an6289d6 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 an6289d6?

The an6289d6 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 an6289d6?

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.