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 5998-01-502-7662
NSN 5925-00-386-8702
NSN 6240-01-401-5340
NSN 5915-01-421-5379
NSN 6645-00-918-3785
NSN 6130-01-354-1851
NSN 6135-00-269-5843
NSN 5996-00-494-3621
NSN 5905-01-623-7010
NSN 6645-00-279-1777
NSN 4140-01-580-8573
NSN 6320-01-172-6103