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 5960-01-624-1170
NSN 2925-00-400-2760
NSN 5895-01-474-5971
NSN 6145-00-411-7948
NSN 6220-01-237-2488
NSN 4140-01-211-0957
NSN 6620-01-072-1034
NSN 6240-01-146-9197
NSN 6145-01-391-5148
NSN 4140-01-474-7666
NSN 6145-01-110-4219
NSN 6240-01-623-8783