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 5960-01-632-6576
NSN 6240-00-413-4577
NSN 5990-01-463-2279
NSN 6320-00-343-1798
NSN 5960-01-013-7643
NSN 5835-00-111-3419
NSN 5999-01-318-8326
NSN 6110-01-369-5561
NSN 5985-00-900-0544
NSN 5985-01-460-0637
NSN 6220-01-172-0266
NSN 5999-00-539-9934