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 6320-01-399-6177
NSN 5925-00-903-8025
NSN 5998-01-366-7475
NSN 6610-00-126-3021
NSN 4140-01-237-8569
NSN 6645-00-851-5938
NSN 5855-01-027-1571
NSN 5985-01-422-7045
NSN 5999-01-206-9939
NSN 5855-01-149-4110
NSN 6620-01-512-2016
NSN 6645-00-752-2939