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 6620-00-420-1061
NSN 5835-01-384-3206
NSN 5945-01-223-2274
NSN 6320-01-119-3935
NSN 6650-01-343-8008
NSN 5996-01-414-1685
NSN 5960-01-116-8861
NSN 6685-00-278-9496
NSN 5950-01-050-0593
NSN 5855-01-141-8227
NSN 5920-00-003-2079
NSN 6645-00-171-9639