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 6240-00-484-5947
NSN 6240-00-840-3647
NSN 6650-01-290-4001
NSN 5990-01-254-3197
NSN 6130-01-255-3492
NSN 5835-01-647-6426
NSN 5998-00-835-1300
NSN 5975-01-200-7710
NSN 2925-01-236-3547
NSN 6130-00-100-0175
NSN 6150-01-550-3755
NSN 5920-01-307-2651