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 5920-01-313-9341
NSN 5935-01-038-7935
NSN 5915-00-191-3616
NSN 5999-01-042-0445
NSN 6135-01-235-4168
NSN 6145-01-097-4577
NSN 4140-01-185-5044
NSN 6110-00-191-9225
NSN 6145-00-082-0953
NSN 6610-01-626-2327
NSN 5985-01-322-9168
NSN 5925-01-634-0664