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 6620-01-201-6080
NSN 6610-01-076-4800
NSN 5999-01-196-2050
NSN 5960-00-445-3954
NSN 5985-01-160-6600
NSN 5895-01-445-9661
NSN 5855-01-646-8664
NSN 5996-00-202-6576
NSN 4140-00-346-8835
NSN 6620-00-769-7303
NSN 5835-01-110-0697
NSN 6620-01-158-2910