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 7035-01-421-4446
NSN 6150-00-583-9878
NSN 6320-01-449-1014
NSN 6135-01-434-6308
NSN 5999-00-707-0073
NSN 4140-00-699-0904
NSN 5985-01-183-7292
NSN 6610-01-293-2687
NSN 5999-00-913-9529
NSN 5990-01-476-8813
NSN 5985-01-182-3388
NSN 5999-01-406-7679