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 5960-00-558-7557
NSN 6130-00-080-8658
NSN 5905-01-348-4212
NSN 5920-01-555-6944
NSN 2925-01-541-5031
NSN 5905-01-408-9904
NSN 5998-00-480-1242
NSN 6650-01-364-8504
NSN 5945-01-225-5464
NSN 5998-01-083-8345
NSN 5996-01-155-8924
NSN 6650-00-299-9681