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 6685-01-141-6130
NSN 6685-01-023-8007
NSN 6135-01-119-0720
NSN 5915-00-080-6826
NSN 5835-01-378-6804
NSN 6610-01-524-7522
NSN 5996-01-457-2001
NSN 5930-00-400-6214
NSN 4140-01-565-0979
NSN 5999-00-862-7797
NSN 4140-00-350-0181
NSN 6320-01-176-8367