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 5990-01-084-0807
NSN
NSN 6645-01-476-8013
NSN 5925-01-337-2362
NSN 5950-00-081-5136
NSN 6130-01-229-2473
NSN 5920-00-899-3384
NSN 6240-00-185-8367
NSN 2925-00-099-4030
NSN 5998-00-753-1581
NSN 6135-00-203-9645
NSN 5855-01-482-0440