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 5895-01-413-7564
NSN 5998-01-278-9713
NSN 5935-01-527-0711
NSN 5910-00-004-2113
NSN 2925-01-250-2731
NSN 5905-01-208-2336
NSN 6610-01-396-5628
NSN 5910-01-434-2550
NSN 5930-01-065-3011
NSN 6105-01-603-5263
NSN 5855-00-922-6459
NSN 6220-01-106-3215