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 6135-01-363-5109
NSN 2925-01-219-9471
NSN 5855-01-398-4965
NSN 5920-01-412-1080
NSN 5950-00-805-0925
NSN 5915-01-144-0106
NSN 5935-00-939-8123
NSN 5985-00-784-9045
NSN 5895-01-037-3631
NSN 5950-01-634-0677
NSN 6110-01-498-4092
NSN 5895-01-401-5388