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 5835-01-424-4577
NSN 6610-00-851-8727
NSN 6135-01-196-7399
NSN 5920-01-200-6655
NSN 5985-01-429-8844
NSN 5975-00-503-9190
NSN 2925-00-420-8151
NSN 6645-00-641-3202
NSN 6150-01-411-2455
NSN 5996-01-160-5588
NSN 5905-00-869-8049
NSN 5925-00-230-8723