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 5915-01-321-2603
NSN 6645-01-141-7016
NSN 5945-00-842-7586
NSN 4140-01-095-8466
NSN 5925-00-229-3519
NSN 5950-00-929-7885
NSN 5855-00-586-6255
NSN 5905-00-389-6252
NSN 5910-00-186-0917
NSN 6240-01-628-9240
NSN 5985-01-179-6735
NSN 5985-01-119-2899