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 5925-01-441-1465
NSN 5975-00-678-5958
NSN 5925-01-580-7715
NSN 6610-00-242-3160
NSN 5910-00-579-5740
NSN 5950-01-522-6099
NSN 5960-01-632-6576
NSN 6320-01-331-6947
NSN 5945-01-649-9360
NSN 6240-00-231-0761
NSN 6610-01-364-0294
NSN 6645-01-425-2330