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 5920-01-398-2247
NSN 4140-01-400-3610
NSN 5895-00-679-9479
NSN 5915-00-879-9286
NSN 5985-01-526-3787
NSN 6130-01-533-3771
NSN 5925-01-184-0633
NSN 5930-00-155-5917
NSN 5999-01-367-2223
NSN 6110-01-416-3665
NSN 5895-00-636-4842
NSN 5960-00-572-7434