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 6135-00-209-6918
NSN 5945-00-879-0166
NSN 5920-00-357-0260
NSN 6650-00-170-5095
NSN 6220-01-501-0846
NSN 5855-01-020-7982
NSN 5975-01-020-9193
NSN 6320-01-185-3857
NSN 6150-01-348-7455
NSN 6240-01-245-2291
NSN 4140-01-558-1018
NSN 5965-00-615-7118