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 6145-01-473-4717
NSN 5930-01-010-0580
NSN 7035-01-386-3004
NSN 4140-00-011-2988
NSN 6220-00-825-2783
NSN 5855-00-821-7512
NSN 5996-01-275-7064
NSN 6685-01-609-6713
NSN 5910-01-014-7131
NSN 2925-00-936-4333
NSN 6610-01-269-1894
NSN 6610-01-433-2219