Dyed orange
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 5920-00-529-0618
NSN 5960-01-167-2137
NSN 6320-01-376-2778
NSN 6220-01-450-9860
NSN 5905-01-229-0090
NSN 5935-01-160-4214
NSN 6650-01-498-2633
NSN 6110-00-456-9506
NSN 2925-01-556-0333
NSN 6150-00-539-9812
NSN 5999-01-543-5566
NSN 6135-00-134-6648