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 6650-00-992-4540
NSN 4140-01-622-9802
NSN 6620-01-487-2509
NSN 6150-01-409-2858
NSN 5895-00-063-4498
NSN 5999-00-877-0260
NSN 7035-00-931-9415
NSN 6240-01-453-7614
NSN 6220-01-078-5930
NSN 5945-01-528-6909
NSN 5895-00-722-1084
NSN 5910-01-326-4315