A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5910-00-474-0816
NSN 6130-00-202-4688
NSN 5950-00-269-4805
NSN 5998-00-450-3947
NSN 5945-00-419-2600
NSN 6240-00-832-6867
NSN 5999-01-469-7333
NSN 5855-01-276-5447
NSN 5945-01-231-9607
NSN 5950-00-959-4508
NSN 5835-01-406-7633
NSN 6220-00-389-6215