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 7035-01-472-5762
NSN 4140-00-336-1728
NSN 5920-01-401-5315
NSN 5835-01-479-7908
NSN 6620-01-306-9465
NSN 6645-01-439-8368
NSN 7035-01-384-9257
NSN 6110-00-132-6423
NSN 5998-01-194-0099
NSN 5999-00-259-4410
NSN 5930-00-388-6758
NSN 5895-01-112-6380