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 5985-01-643-6941
NSN 5935-01-537-3437
NSN 5950-01-582-8295
NSN 5905-01-400-1638
NSN 6650-01-605-8157
NSN 5990-00-057-0629
NSN 5925-00-186-8669
NSN 5975-01-357-7019
NSN 6110-00-296-0500
NSN 4140-01-500-1187
NSN 5985-01-265-1100
NSN 5930-00-794-4946