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 5945-01-158-3720
NSN 6685-01-322-7801
NSN 6145-01-430-2336
NSN 5855-01-085-5354
NSN 5935-00-425-0777
NSN 6220-01-003-7953
NSN 5999-00-357-1054
NSN 4140-01-500-8078
NSN 4140-00-144-6833
NSN 5895-00-554-4573
NSN 6240-00-081-6889
NSN 5855-01-103-8650