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 5965-01-629-4641
NSN 5835-00-501-2581
NSN 5960-01-424-0590
NSN 6150-00-021-5292
NSN 5965-01-029-5222
NSN 5920-01-416-4274
NSN 5990-00-244-5715
NSN 6650-01-391-4461
NSN 4140-01-533-7037
NSN 5835-01-608-8868
NSN 6150-01-529-5671
NSN 5998-00-741-2321