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 5990-01-357-6175
NSN 2925-00-571-1062
NSN 6110-00-798-4794
NSN 5915-01-466-0385
NSN 5960-01-331-1076
NSN 5996-01-604-3775
NSN 6620-00-526-8302
NSN 6130-01-391-6517
NSN 5999-01-191-7709
NSN 5985-01-171-9868
NSN 6650-01-160-9160
NSN 2925-01-601-5050