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 5905-01-374-3771
NSN 6620-01-322-6193
NSN 6145-01-350-3532
NSN 6685-00-450-0053
NSN 6620-01-386-5914
NSN 6320-00-116-3658
NSN 6610-01-257-5808
NSN 6135-01-052-9634
NSN 5835-00-794-7500
NSN 5985-00-578-7740
NSN 5835-00-725-2087
NSN 6650-01-342-8453