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 4140-01-415-2478
NSN 6645-01-039-4259
NSN 5905-01-222-2237
NSN 5996-00-456-0895
NSN 5835-00-907-4390
NSN 6135-01-633-8502
NSN 6685-01-383-7499
NSN 5855-01-135-9664
NSN 6240-01-238-9216
NSN 5895-00-553-8345
NSN 5990-01-259-7138
NSN 6620-01-468-0362