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 5998-00-827-0527
NSN 5985-01-419-7000
NSN 5835-00-744-1277
NSN 5855-00-987-1171
NSN 6145-01-411-7179
NSN 5975-00-971-4897
NSN 6145-01-350-3264
NSN 5990-01-369-2764
NSN 5855-01-519-2486
NSN 6650-01-464-3545
NSN 5960-01-133-8884
NSN 5930-01-181-7081