A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5895-01-240-2515
NSN 6620-01-163-9633
NSN 5998-01-481-8697
NSN 6110-00-236-4161
NSN 5915-01-150-1005
NSN 6135-01-090-5365
NSN 5960-00-246-4623
NSN 5925-01-323-7756
NSN 6685-01-032-7516
NSN 5835-00-083-3014
NSN 6685-00-406-7631
NSN 6240-01-421-9388