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 6610-01-221-2606
NSN 6150-01-028-4937
NSN 6320-00-779-5923
NSN 5925-00-723-6148
NSN 6240-01-141-5230
NSN 5950-01-058-0877
NSN 6145-01-294-8222
NSN 6150-01-341-9826
NSN 6610-00-692-4460
NSN 6620-01-177-5567
NSN 5990-01-267-6971
NSN 5990-00-617-1422