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 6135-00-223-9563
NSN 6240-01-206-7882
NSN 5915-00-108-8542
NSN 5935-01-157-9385
NSN 5835-01-641-0073
NSN 6240-00-861-2592
NSN 6240-01-287-4345
NSN 5910-01-619-0517
NSN 5930-01-025-5120
NSN 5965-00-973-9974
NSN 5999-01-329-2432
NSN 6130-00-187-0211