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 5855-00-237-4088
NSN 5930-01-630-5622
NSN 6220-01-311-0196
NSN 6105-01-487-4229
NSN 5915-00-956-2933
NSN 5960-00-460-7411
NSN 5960-01-142-1995
NSN 5915-01-227-2337
NSN 6220-00-465-2925
NSN 5975-01-360-7382
NSN 5996-00-019-8480
NSN 6620-01-062-4307