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 6150-01-055-2307
NSN 5999-01-593-5398
NSN 6220-01-577-1221
NSN 4140-01-205-7841
NSN 6130-00-106-3177
NSN 5975-01-113-7397
NSN 6240-01-633-9357
NSN 6685-00-756-7525
NSN 5905-01-102-9810
NSN 5855-00-548-4742
NSN 5985-00-314-0831
NSN 5930-01-143-2579