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 6610-01-384-1587
NSN 6110-01-603-2770
NSN 6220-00-244-2040
NSN 6650-01-218-2028
NSN 5945-00-188-8954
NSN 5950-01-023-7692
NSN 4140-00-773-6474
NSN 5965-00-913-9545
NSN 5998-01-517-6888
NSN 5920-01-444-7578
NSN 6320-00-270-8222
NSN 5910-01-379-5538