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 5905-01-578-1551
NSN 6320-01-435-5991
NSN 5965-01-625-2426
NSN 5920-01-542-5306
NSN 5855-00-149-0766
NSN 4140-01-648-4135
NSN 5990-00-838-1082
NSN 5895-01-216-8604
NSN 6135-01-312-1040
NSN 5975-00-897-9959
NSN 5965-01-449-1855
NSN 5920-00-258-6822