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 5835-01-422-7393
NSN 6685-01-331-9244
NSN 6320-01-607-1491
NSN 5965-01-557-4854
NSN 6645-00-079-4087
NSN 5910-01-633-9963
NSN 5855-01-387-1928
NSN 5835-00-461-3342
NSN 5895-00-026-9870
NSN 6320-01-366-5157
NSN 5999-01-483-1045
NSN 6220-01-337-9507