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 4140-01-106-2559
NSN 5905-00-712-8240
NSN 5975-01-381-2763
NSN 5990-00-694-4086
NSN 5835-00-484-1529
NSN 6240-00-498-7669
NSN 6145-01-062-2568
NSN 2925-00-772-5611
NSN 5935-00-426-0508
NSN 5999-00-035-9288
NSN 6685-01-421-8589
NSN 5985-00-176-1499