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 5915-01-123-9956
NSN 5998-01-476-3639
NSN 5998-01-433-2531
NSN 5996-01-307-4403
NSN 4140-01-633-2385
NSN 6610-00-164-1510
NSN 6220-01-265-1077
NSN 5945-01-010-7741
NSN 6135-00-246-0324
NSN 5920-01-262-2892
NSN 6650-00-641-6139
NSN 6220-01-345-2845