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 6220-00-314-1751
NSN 5925-01-437-5725
NSN 5999-01-434-4213
NSN 5925-00-493-5918
NSN 5998-01-654-7269
NSN 5999-00-770-6838
NSN 5945-01-057-0171
NSN 6320-00-036-3688
NSN 6320-00-116-3658
NSN 6610-00-473-0548
NSN 5998-01-493-5714
NSN 5999-01-449-0418