Weapon system essential
A hexagonal nut containing internal tapered pipe threads. It has raised undetachable sealing member on the face of the bearing surface. The item, when installed, provides a method of sealing the connection at the boss or mating surface. It does not provide any method for locking at the connection. See locknut, pipe.
NSN 5910-01-340-2144
NSN 5965-01-292-0035
NSN 6620-01-628-0171
NSN 5910-00-199-8460
NSN 6145-01-369-4873
NSN 5855-01-492-6385
NSN 6220-01-462-0236
NSN 6620-00-758-5233
NSN 6145-00-657-4755
NSN 5998-01-070-7361
NSN 6105-00-410-0453
NSN 6110-01-443-2468