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 6110-01-418-0199
NSN 5996-01-419-1201
NSN 4140-01-326-8535
NSN 5965-01-576-8847
NSN 6650-01-518-8168
NSN 5935-01-359-4303
NSN 6645-01-108-7904
NSN 5960-00-705-5424
NSN 5990-01-411-5930
NSN 5985-00-472-1155
NSN 5915-01-437-8267
NSN 6145-00-140-1605