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 6610-00-931-3656
NSN 6130-00-554-3691
NSN 6220-00-176-5912
NSN 6645-01-583-8153
NSN 5930-01-349-8443
NSN 5855-01-346-7682
NSN 6240-00-318-8800
NSN 6685-01-265-0634
NSN 6145-00-334-5192
NSN 5985-01-487-4053
NSN 6150-00-619-1711
NSN 4140-00-908-2363