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 6150-01-511-9409
NSN 5999-01-528-1265
NSN 5835-01-553-6772
NSN 5945-00-160-3859
NSN 6320-00-242-3300
NSN 5996-00-955-3328
NSN 5965-00-653-4782
NSN 5855-00-479-9819
NSN 2925-00-534-4565
NSN 5920-01-146-9154
NSN 6610-01-278-9704
NSN 5895-00-999-4332