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 6650-00-647-1085
NSN 5950-01-381-7535
NSN 5905-00-982-7857
NSN 6220-01-611-1224
NSN 6130-01-626-1934
NSN 6220-00-995-6269
NSN 5950-01-391-7174
NSN 6145-01-501-6174
NSN 5999-01-347-0195
NSN 6320-01-443-3826
NSN 5990-01-374-3877
NSN 6145-01-069-1601