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 6620-01-160-0439
NSN 5910-00-148-8985
NSN 5990-00-964-6422
NSN 5915-01-353-5442
NSN 6110-01-168-8170
NSN 5835-01-173-8003
NSN 6110-00-193-0030
NSN 6145-00-201-1330
NSN 6620-01-572-4486
NSN 5855-01-255-1688
NSN 5960-00-717-5517
NSN 5905-01-462-5965