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 6650-01-386-5787
NSN 6240-01-374-5113
NSN 6145-00-663-6133
NSN 5935-01-013-5425
NSN 5998-00-419-0425
NSN 5985-00-964-3547
NSN 6150-00-422-4545
NSN 5945-01-026-3947
NSN 5930-00-583-2058
NSN 6220-01-363-9713
NSN 5996-01-098-6712
NSN 6645-01-367-1316