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 5895-00-851-9053
NSN 5965-00-888-2643
NSN 6110-01-370-6679
NSN 6220-00-205-2040
NSN 6145-01-430-5426
NSN 6105-01-542-9995
NSN 5910-01-518-1199
NSN 5895-01-575-6610
NSN 5998-01-424-0190
NSN 2925-00-246-3077
NSN 5915-01-285-7457
NSN 6320-01-631-7828