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 6645-00-853-0073
NSN 5920-01-533-7634
NSN 5935-01-602-9237
NSN 4140-01-496-6060
NSN 6150-00-325-1952
NSN 5930-01-317-7238
NSN 5945-01-038-9193
NSN 5950-00-170-8477
NSN 6240-00-945-6120
NSN 6650-00-948-3647
NSN 6650-01-392-8086
NSN 6220-00-255-5652