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 5935-01-634-0668
NSN 6130-01-158-2558
NSN 6685-00-912-1847
NSN 6110-00-460-7179
NSN 5835-01-632-6627
NSN 5905-00-682-4264
NSN 5920-00-884-3405
NSN 5835-01-531-0379
NSN 5930-01-562-1917
NSN 6150-01-315-3028
NSN 6610-01-232-4802
NSN 5965-01-600-5604