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 5915-01-138-3544
NSN 5999-00-353-6342
NSN 5999-01-145-9944
NSN 6130-01-485-8156
NSN 5930-00-402-1069
NSN 5925-01-480-6701
NSN 5930-01-634-0659
NSN 5996-01-456-0488
NSN 5925-01-200-2714
NSN 5996-00-960-1958
NSN 5950-00-446-6175
NSN 5950-01-495-1879