A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6320-00-701-0437
NSN 5905-01-076-4433
NSN 6685-01-575-6437
NSN 6685-00-184-3894
NSN 6110-00-260-0130
NSN 6650-00-888-7956
NSN 6650-00-239-9226
NSN 5950-01-408-6172
NSN 6220-01-012-2191
NSN 6150-00-223-8797
NSN 6130-00-149-8490
NSN 6240-00-057-6314