NUT,TUBE COUPLING (P/N an818-8j) - New Surplus

The AN818-8J is a tube coupling nut for 1/2-inch flared aircraft tubing, manufactured from corrosion-resistant steel (CRES 304). It features 3/4-16 UNF-3B internal threads and secures hydraulic lines to standard flared male fittings. This B-nut installs with an MS20819-8J sleeve on properly flared tubing and must be torqued per aircraft maintenance manual specifications.

Conforms to SAE AS5175 standards for aerospace tube coupling applications.

What is the NUT,TUBE COUPLING (P/N an818-8j)?

The AN818-8J is a tube coupling nut for 1/2-inch flared aircraft tubing, manufactured from corrosion-resistant steel (CRES 304). It features 3/4-16 UNF-3B internal threads and secures hydraulic lines to standard flared male fittings.

Does the an818-8j meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The NUT,TUBE COUPLING 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 an818-8j 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 an818-8j.

Can I order the an818-8j in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The NUT,TUBE COUPLING is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.