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 6650-01-258-5871
NSN 6135-00-134-6648
NSN 5975-00-933-0250
NSN 5915-01-011-7693
NSN 4140-01-538-4272
NSN 6645-01-421-6909
NSN 6145-01-246-3988
NSN 5920-01-487-4195
NSN 5920-01-513-5137
NSN 6650-01-568-0299
NSN 6105-01-401-5361
NSN 5960-01-094-7569