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 6105-01-537-0105
NSN 6610-01-064-5792
NSN 5910-01-025-6987
NSN 5990-01-065-0492
NSN 5910-00-317-7913
NSN 6110-01-288-7996
NSN 6135-00-754-8191
NSN 5950-01-424-1752
NSN 5985-01-142-1773
NSN 6240-00-478-3858
NSN 5945-01-394-6123
NSN 6645-01-266-0883