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 5999-01-411-7632
NSN 6220-00-302-9462
NSN 6110-01-550-3032
NSN 2925-00-927-3594
NSN 5910-00-863-4734
NSN 6685-01-223-3940
NSN 5999-01-312-8615
NSN 6650-00-855-9135
NSN 5915-01-548-0599
NSN 2925-00-833-9466
NSN 6645-01-626-6643
NSN 6610-00-483-6239