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 6620-01-057-2580
NSN 5998-01-360-5898
NSN 5935-00-161-5221
NSN 5985-01-055-9299
NSN 6135-00-938-1351
NSN 6645-01-172-6838
NSN 6685-00-854-5472
NSN 5960-00-100-7329
NSN 5935-01-086-3342
NSN 4140-01-562-9946
NSN 5935-01-361-1558
NSN 5935-01-461-7008