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 6650-00-641-6139
NSN 6610-01-606-2144
NSN 5915-00-602-8506
NSN 5920-01-518-5670
NSN 5915-01-359-3305
NSN 5910-01-109-6741
NSN 5945-00-710-2854
NSN 6650-01-658-0182
NSN 6145-00-517-6666
NSN 5915-00-189-1067
NSN 7035-01-019-5729
NSN 6685-01-521-9897