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 6135-00-235-1938
NSN 4140-01-599-9383
NSN 6610-01-329-8017
NSN 6130-01-195-3319
NSN 5965-01-384-9923
NSN 5985-01-414-3230
NSN 4140-00-933-0570
NSN 5945-01-416-3856
NSN 6105-00-614-1843
NSN 6150-00-477-0442
NSN 5895-00-636-1103
NSN 6145-01-332-1528