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 5920-01-441-2481
NSN 7035-01-624-6433
NSN 6645-01-522-7447
NSN 6220-01-575-3719
NSN 5999-01-410-9230
NSN 6620-00-456-0404
NSN 5835-00-804-0569
NSN 6220-00-443-0589
NSN 6105-00-710-8202
NSN 5975-01-565-6372
NSN 5905-00-021-6991
NSN 5985-01-254-2161