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 6150-01-375-7744
NSN 5930-01-229-6505
NSN 6240-01-401-5340
NSN 6130-01-416-3561
NSN 6320-00-823-2015
NSN 6685-01-176-0413
NSN 6150-01-117-8713
NSN 5915-01-453-0200
NSN 6240-00-189-2762
NSN 5999-01-130-1334
NSN 6105-01-200-8131
NSN 5998-01-542-4130