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 5985-01-237-2570
NSN 6685-01-565-2898
NSN 5950-00-527-6896
NSN 5975-00-111-1226
NSN 5835-01-432-1277
NSN 6220-01-620-8376
NSN 6110-00-816-9715
NSN 6150-01-430-4366
NSN 2925-01-271-2824
NSN 5855-01-435-2772
NSN 5910-01-454-7990
NSN 5985-01-054-3578