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 5855-01-562-6561
NSN 4140-01-398-0286
NSN 5905-00-958-4037
NSN 6685-00-631-4739
NSN 5895-00-226-6901
NSN 5895-00-035-8813
NSN 6645-00-754-4108
NSN 6150-00-158-5620
NSN 6145-01-003-9741
NSN 5999-01-634-0576
NSN 5935-00-682-0773
NSN 5960-00-900-0062