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 5996-01-259-1547
NSN 6130-01-390-8851
NSN 6110-01-259-5961
NSN 6320-01-496-9907
NSN 5996-01-633-2867
NSN 2925-01-397-2495
NSN 5960-00-652-5921
NSN 6220-00-828-9843
NSN 2925-01-448-2880
NSN 7035-01-204-7481
NSN 6130-01-034-9122
NSN 5905-00-954-9138