An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.
NSN 5910-00-130-1478
NSN 5990-00-660-8885
NSN 5930-01-642-2929
NSN 6240-00-151-7642
NSN 5990-01-193-0487
NSN 6320-00-174-1362
NSN 5975-00-528-9774
NSN 5950-01-564-9944
NSN 6320-01-544-6447
NSN 5925-01-127-2074
NSN 5985-00-139-6025
NSN 5855-00-149-0766