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 5935-01-210-2730
NSN 6135-01-645-4653
NSN 5835-01-042-0958
NSN 4140-01-477-5050
NSN 6150-00-887-7094
NSN 6145-00-669-6757
NSN 4140-00-470-7557
NSN 6320-01-149-8631
NSN 6130-01-370-0612
NSN 5999-01-464-3127
NSN 5960-01-324-6464
NSN 6105-01-576-2242