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 6240-01-285-7616
NSN 6620-00-369-1916
NSN 5985-00-383-6178
NSN 4140-00-891-5407
NSN 6135-01-202-8113
NSN 7035-00-167-7411
NSN 6685-01-081-7252
NSN 6620-01-441-7896
NSN 6650-00-267-9815
NSN 6220-01-359-3009
NSN 5930-01-346-1210
NSN 5835-00-238-1516