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 5925-01-549-1981
NSN 6145-00-481-6646
NSN 5930-01-456-2804
NSN 6135-01-587-5002
NSN 5999-00-233-5525
NSN 6320-01-160-8578
NSN 5925-01-409-2616
NSN 5905-01-414-5236
NSN 6645-00-759-3962
NSN 5999-01-046-6025
NSN 5910-01-281-7352
NSN 6110-01-633-9660