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 2925-01-133-8128
NSN 6150-00-724-4947
NSN 7035-01-633-9537
NSN 6645-01-525-7493
NSN 6110-00-317-3538
NSN 5985-01-425-4082
NSN 5895-01-612-6389
NSN 5930-01-411-6534
NSN 6150-01-381-6717
NSN 6220-01-607-0031
NSN 5950-00-727-1976
NSN 5998-00-417-1010