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 6110-00-135-0202
NSN 5895-01-512-2023
NSN 7035-01-529-4603
NSN 6650-01-437-0855
NSN 5998-00-126-2821
NSN 5990-00-978-4936
NSN 5960-01-138-5897
NSN 6650-00-276-9838
NSN 6610-00-936-4759
NSN 5835-00-458-4392
NSN 6645-01-441-0937
NSN 5835-00-177-2970