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 5855-00-361-0167
NSN 6220-00-528-7752
NSN 6110-01-491-4207
NSN 6685-01-634-0611
NSN 6610-01-442-3509
NSN 5990-01-114-5095
NSN 7035-00-050-9962
NSN 6220-01-580-0105
NSN 5835-01-321-7895
NSN 5910-01-056-5111
NSN 5975-00-404-7476
NSN 6645-01-303-6792