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 5985-00-483-1662
NSN 5990-00-479-9157
NSN 2925-01-021-7563
NSN 6220-00-357-9534
NSN 5985-01-462-5102
NSN 6645-01-350-3138
NSN 5999-01-286-5386
NSN 5895-01-027-1754
NSN 4140-01-583-1158
NSN 6145-01-505-7334
NSN 5930-01-386-5571
NSN 6150-00-434-5751