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 6620-01-421-3917
NSN 5998-00-486-6330
NSN 6645-00-337-8298
NSN 5996-00-272-2560
NSN 6220-00-386-0997
NSN 6105-01-088-4396
NSN 7035-01-186-0024
NSN 6130-00-251-3411
NSN 6685-00-396-0170
NSN 6610-01-141-9979
NSN 5999-01-424-3782
NSN 6620-01-218-6203