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 5998-00-140-0729
NSN 5996-00-679-5233
NSN 5998-01-649-8230
NSN 6135-00-203-9645
NSN 5950-01-313-2427
NSN 7035-01-193-2667
NSN 6150-01-422-3126
NSN 5930-01-608-2618
NSN 6220-00-266-8222
NSN 5945-01-350-0053
NSN 6610-01-258-6206
NSN 5910-01-327-2720