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 6645-00-390-7657
NSN 6110-01-196-4886
NSN 6220-01-577-1221
NSN 5920-00-755-6265
NSN 5985-01-639-8150
NSN 6135-01-265-1384
NSN 6150-00-225-9837
NSN 4140-01-219-4754
NSN 5915-00-225-2867
NSN 5945-00-009-2362
NSN 6150-01-432-1812
NSN 6645-01-435-6373