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 5945-01-632-7660
NSN 6620-01-104-5758
NSN 5935-00-789-7763
NSN 5925-01-012-1890
NSN 6150-00-879-0995
NSN 5975-00-827-0932
NSN 6685-01-649-4457
NSN 5920-01-592-9983
NSN 7035-01-271-1643
NSN 6110-01-573-8448
NSN 5996-00-199-9303
NSN 5996-01-400-3558