Dyed brown
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 5915-00-119-4605
NSN 6220-01-225-6073
NSN 5935-00-703-3190
NSN 6650-01-527-5182
NSN 6145-01-529-7653
NSN 5935-00-578-3282
NSN 5945-01-098-9225
NSN 7035-00-946-2642
NSN 5960-01-067-0788
NSN 5925-00-964-4989
NSN 5996-01-042-0484
NSN 6620-00-127-6134