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 6645-01-134-8137
NSN 5925-00-522-2593
NSN 5905-01-496-9555
NSN 5990-00-518-3195
NSN 6110-01-036-9929
NSN 5910-00-114-0703
NSN 6130-00-552-4566
NSN 5996-00-277-7384
NSN 5910-01-289-9461
NSN 5960-00-400-9106
NSN 5945-00-400-6212
NSN 6610-00-885-1270