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 5945-00-296-1729
NSN 5920-01-626-5520
NSN 4140-00-936-5636
NSN 5905-01-502-8458
NSN 5985-01-341-9752
NSN 6145-01-545-6348
NSN 6240-01-633-9357
NSN 6240-01-272-5893
NSN 4140-01-543-5937
NSN 5835-00-228-9082
NSN 7035-00-803-3056
NSN 5920-00-009-8186