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 5935-00-621-2157
NSN 5895-01-568-5755
NSN 5985-00-224-6969
NSN 6685-00-533-5971
NSN 6145-01-471-7901
NSN 7035-01-610-7389
NSN 6150-01-467-2892
NSN 5999-00-067-6778
NSN 4140-00-935-5360
NSN 5965-01-323-0501
NSN 5998-01-181-5312
NSN 5915-01-298-2830