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 6240-01-212-9586
NSN 5835-01-200-7153
NSN 6135-00-542-6728
NSN 6240-01-161-5007
NSN 5985-01-337-4352
NSN 7035-01-267-4836
NSN 5960-01-370-4285
NSN 2925-01-532-0781
NSN 6240-00-068-5543
NSN 2925-01-197-7864
NSN 6145-00-862-7069
NSN 5999-00-478-6991