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 5935-00-006-7540
NSN 4140-01-222-6539
NSN 5960-01-015-0381
NSN 6610-00-598-5268
NSN 6135-00-100-8890
NSN 5935-01-361-7710
NSN 5996-01-594-6798
NSN 5945-00-197-7673
NSN 5975-00-221-1016
NSN 2925-00-524-4688
NSN 5945-01-460-6445
NSN 6620-01-558-6558