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 6130-01-422-0563
NSN 6320-00-242-3300
NSN 4140-01-379-8796
NSN 5915-01-471-7814
NSN 5990-01-334-8634
NSN 6685-01-605-8931
NSN 5920-00-510-7656
NSN 5960-01-362-3846
NSN 6135-01-049-5980
NSN 6130-01-359-2701
NSN 5945-01-633-8232
NSN 5985-01-486-3774