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 4140-01-227-9726
NSN 6145-00-776-9819
NSN 5915-00-269-9252
NSN 5835-00-764-4388
NSN 5910-00-495-7980
NSN 5935-01-079-7485
NSN 5925-01-077-6316
NSN 6645-01-540-0231
NSN 6145-01-266-8415
NSN 6145-01-057-0962
NSN 6645-00-759-3962
NSN 6620-00-399-0087