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 6220-01-025-6140
NSN 5920-01-345-0322
NSN 6150-01-199-2603
NSN 6110-01-356-4573
NSN 5935-01-256-7200
NSN 5985-01-586-9598
NSN 6135-00-918-6993
NSN 6220-00-493-5162
NSN 5975-00-528-9774
NSN 5950-01-164-6556
NSN 5950-00-450-6824
NSN 6240-01-267-6499