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 4140-00-299-6328
NSN 5950-01-379-8867
NSN 6685-00-980-6762
NSN 2925-01-612-0405
NSN 5999-01-634-0576
NSN 5925-01-063-5076
NSN 5998-01-433-2243
NSN 6650-01-557-1080
NSN 7035-01-449-1189
NSN 6240-01-520-6925
NSN 6150-00-496-9064
NSN 5960-01-570-8605