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 5990-01-503-0194
NSN 6105-01-494-3848
NSN 6135-00-497-0491
NSN 5920-00-142-9993
NSN 5960-01-474-4843
NSN 5975-01-534-7922
NSN 6105-01-363-5281
NSN 6135-01-275-1363
NSN 5975-01-157-9432
NSN 5998-01-303-0633
NSN 5998-00-613-4121
NSN 6220-01-173-3177