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 6650-01-178-8731
NSN 6220-01-618-0948
NSN 6610-01-354-7963
NSN 6220-01-286-2292
NSN 5998-01-580-7634
NSN 2925-00-233-5644
NSN 5998-01-082-5491
NSN 5960-01-183-8213
NSN 7035-00-252-7467
NSN 5895-00-471-5711
NSN 5925-01-293-9115
NSN 5935-00-310-8651