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 5905-01-532-5445
NSN 5965-01-168-8180
NSN 6610-01-514-7755
NSN 6240-01-527-3917
NSN 5935-01-321-6187
NSN 6130-01-370-7257
NSN 5915-00-895-3489
NSN 5855-01-448-0695
NSN 5935-01-108-9067
NSN 5910-01-513-9888
NSN 5945-01-605-7003
NSN 5960-00-597-2680