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 5985-01-511-6642
NSN 6240-01-647-3790
NSN 5975-01-438-6478
NSN 6645-01-047-3026
NSN 5920-00-964-4538
NSN 6240-01-206-4760
NSN 6220-01-246-6889
NSN 6145-01-251-7652
NSN 5835-00-233-6327
NSN 6620-01-220-8579
NSN 6320-01-086-2602
NSN 6145-01-186-3532