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 5998-01-654-1398
NSN 6145-01-211-6591
NSN 6220-00-419-0635
NSN 5905-00-827-0515
NSN 5960-01-649-1341
NSN 5975-00-518-1733
NSN 6105-00-763-1265
NSN 5930-01-563-3490
NSN 6220-00-113-3166
NSN 5998-01-398-0673
NSN 5920-00-336-9055
NSN 5990-00-466-2952