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 5905-00-173-1674
NSN 6645-01-084-5627
NSN 6320-01-446-8050
NSN 5998-00-313-5275
NSN 6240-01-445-8673
NSN 6650-01-528-7570
NSN 5910-01-117-3020
NSN 5835-01-063-3484
NSN 6610-01-387-5630
NSN 5915-01-437-5653
NSN 6220-01-587-8437
NSN 6110-00-134-1534