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 6240-00-827-0889
NSN 5835-01-235-9051
NSN 6135-01-260-7180
NSN 5998-00-137-4149
NSN 5935-01-569-2617
NSN 6650-01-345-1340
NSN 5985-01-365-9453
NSN 5915-00-605-7560
NSN 7035-00-884-8366
NSN 6145-01-605-6583
NSN 5999-00-009-1609
NSN 4140-01-553-9193