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 6650-00-283-0978
NSN 6645-01-135-4713
NSN 6610-01-509-0544
NSN 5835-00-823-6116
NSN 6650-00-587-0986
NSN 6145-00-663-6133
NSN 6320-01-240-4637
NSN 6685-01-603-9738
NSN 6650-01-098-5067
NSN 5999-01-372-1182
NSN 5985-01-411-5605
NSN 6145-00-419-4734