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 4140-01-502-1370
NSN 5975-00-925-1197
NSN 6610-01-039-0788
NSN 4140-00-109-5137
NSN 6145-00-502-1828
NSN 5990-01-586-8202
NSN 5996-00-788-1218
NSN 5920-00-827-1094
NSN 6145-00-216-6613
NSN 6645-01-265-0648
NSN 5920-00-838-2122
NSN 6240-00-896-6334