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 5999-01-031-9501
NSN 6150-00-606-2357
NSN 5920-00-025-7895
NSN 5990-01-198-7953
NSN 5835-00-660-4523
NSN 5945-01-543-2209
NSN 5996-01-023-7896
NSN 6240-01-401-5340
NSN 6150-00-499-4458
NSN 5945-00-105-2146
NSN 6650-01-463-4564
NSN 6685-00-516-2173