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 6320-01-359-3921
NSN 6610-01-323-7045
NSN 5975-00-518-7817
NSN 5920-01-649-9481
NSN 5965-00-594-3115
NSN 6620-00-445-8325
NSN 5999-00-483-4776
NSN 2925-01-089-6269
NSN 5910-01-057-7219
NSN 5895-01-433-6667
NSN 5915-00-288-0071
NSN 6105-01-446-1914