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 6240-01-263-0123
NSN 6135-01-420-5907
NSN 5945-01-400-4157
NSN 6130-00-460-4890
NSN 2925-00-964-7128
NSN 5965-01-137-3769
NSN 5920-00-244-7007
NSN 5990-00-738-5603
NSN 5835-01-250-2939
NSN 6645-01-612-6885
NSN 5910-00-499-7952
NSN 5985-01-322-8290