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 4140-00-421-9772
NSN 6145-01-413-9674
NSN 6145-01-426-1651
NSN 6620-00-906-1726
NSN 6650-01-307-6009
NSN 6135-01-069-2482
NSN 6105-01-184-9504
NSN 6105-01-615-3114
NSN 5835-01-326-6104
NSN 5960-01-139-5968
NSN 5915-01-119-6184
NSN 5985-01-560-2778