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 5985-00-406-1141
NSN 6620-01-461-2387
NSN 6240-00-353-5753
NSN 6620-01-253-0374
NSN 6685-00-248-3103
NSN 5996-01-611-5318
NSN 6135-01-365-2707
NSN 5835-01-360-0419
NSN 6135-00-351-8606
NSN 5905-01-620-5687
NSN 5895-00-680-9784
NSN 5999-01-025-8251