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 5905-00-199-6663
NSN 5985-01-230-6690
NSN 5935-00-429-5734
NSN 6620-01-012-2852
NSN 5935-00-432-3196
NSN 4140-01-443-3806
NSN 5895-01-239-9973
NSN 5930-00-120-9365
NSN 5950-01-599-1976
NSN 6130-01-498-9066
NSN 5950-00-387-5741
NSN 5895-01-416-9443