Weapon system essential
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 5915-01-143-6759
NSN 6650-01-241-7978
NSN 5855-01-110-9564
NSN 6135-01-189-2293
NSN 5935-00-892-3059
NSN 5925-00-151-9684
NSN 6240-01-179-4547
NSN 5985-00-043-1352
NSN 6130-01-604-2564
NSN 5965-01-461-2850
NSN 5975-01-397-1342
NSN 6685-01-472-9453