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 5998-01-648-3943
NSN 5950-00-155-4753
NSN 5965-01-181-7831
NSN 6105-00-051-4867
NSN 5855-01-611-6544
NSN 5930-00-948-0307
NSN 6240-01-504-9274
NSN 5998-00-136-3449
NSN 5855-00-451-6155
NSN 5835-01-447-2544
NSN 5985-01-578-8474
NSN 5930-01-025-2664