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 5855-00-494-9581
NSN 6220-01-212-9016
NSN 5835-01-424-0054
NSN 5975-01-332-6909
NSN 4140-01-113-3154
NSN 4140-00-903-5799
NSN 6105-00-773-8480
NSN 5935-01-078-6470
NSN 5985-00-236-6006
NSN 5960-01-045-8524
NSN 6130-01-191-1959
NSN 5910-00-580-4742