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 6240-00-179-5043
NSN 5855-01-660-9717
NSN 5985-00-250-3481
NSN 6110-01-198-3099
NSN 6145-01-605-3228
NSN 5855-01-267-2751
NSN 5960-01-387-8467
NSN 5915-01-217-5906
NSN 5960-01-313-0681
NSN 4140-00-905-6039
NSN 6130-00-776-0157
NSN 5920-00-422-5517