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 6130-00-289-7050
NSN 6650-01-618-5317
NSN 5945-00-894-5299
NSN 6150-01-424-0508
NSN 6220-00-902-7328
NSN 4140-01-307-3143
NSN 6220-01-124-0390
NSN 2925-01-197-7864
NSN 5935-00-900-7677
NSN 5950-01-583-6071
NSN 6650-00-929-8113
NSN 6685-00-594-4796