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 5960-01-223-0820
NSN 4140-01-175-0919
NSN 5925-01-584-1005
NSN 6320-01-209-0952
NSN 5855-00-114-4954
NSN 5915-00-518-1644
NSN 6110-01-364-0966
NSN 5985-01-101-5163
NSN 6620-01-067-8336
NSN 5855-01-145-4903
NSN 2925-00-215-4954
NSN 6110-01-451-4326