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 5925-01-011-0182
NSN 6135-01-010-0891
NSN 5960-01-203-3619
NSN 6650-01-421-5879
NSN 6240-01-569-0981
NSN 6685-01-281-7267
NSN 6110-01-657-7789
NSN 6320-00-937-5625
NSN 6610-01-382-4974
NSN 7035-00-166-0339
NSN 5998-01-304-3055
NSN 6650-01-210-5090