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 5999-00-467-9305
NSN 4140-00-057-1987
NSN 5910-01-410-2850
NSN 6135-01-388-2761
NSN 5895-00-400-0230
NSN 5985-01-526-6202
NSN 5920-00-314-6870
NSN 6240-01-206-1609
NSN 6610-01-632-3364
NSN 5990-00-902-5268
NSN 5985-01-406-7387
NSN 6610-00-585-9160