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 6620-00-243-1759
NSN 5985-01-518-9922
NSN 6685-00-752-7846
NSN 2925-00-185-1618
NSN 6645-01-434-9993
NSN 5998-01-417-2638
NSN 7035-01-145-5059
NSN 5935-01-353-0385
NSN 6240-00-477-3027
NSN 5855-00-327-2112
NSN 6650-00-287-5868
NSN 6685-00-499-2953