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 5960-00-252-6274
NSN 6320-01-319-3584
NSN 6645-01-161-8047
NSN 6620-01-245-0184
NSN 5999-00-458-1364
NSN 7035-01-029-7221
NSN 6130-00-519-6192
NSN 6610-01-258-6206
NSN 6105-01-634-0322
NSN 5945-01-425-1326
NSN 2925-00-480-9068
NSN 5895-01-372-2101