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 6220-01-063-7287
NSN 6130-00-239-4979
NSN 5920-01-430-2530
NSN 5965-01-302-2719
NSN 6610-01-591-4374
NSN 5998-00-606-1045
NSN 5925-01-561-5188
NSN 6135-00-182-7008
NSN 6105-00-346-2391
NSN 5990-01-154-2657
NSN 5920-01-529-9978
NSN 5910-00-943-4038