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 6240-01-261-4958
NSN 6240-01-610-2124
NSN 5905-01-179-5251
NSN 6645-00-674-9728
NSN 5925-01-211-5057
NSN 5945-00-752-1002
NSN 7035-01-246-3086
NSN 5855-01-230-4665
NSN 2925-01-495-1178
NSN 6645-00-269-2764
NSN 5950-00-823-5969
NSN 5925-01-080-5755