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 6620-01-294-1044
NSN 4140-01-143-3520
NSN 6145-01-235-0761
NSN 6135-00-452-2266
NSN 5915-01-059-1178
NSN 5950-00-894-5343
NSN 6650-01-037-9755
NSN 6650-01-367-5172
NSN 6110-00-616-4300
NSN 5895-01-252-7363
NSN 5960-01-215-0992
NSN 5905-01-517-7416