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 6135-01-136-1059
NSN 5930-00-597-5064
NSN 6150-00-144-7115
NSN 5950-01-451-4040
NSN 6620-00-343-8229
NSN 5895-00-138-4852
NSN 5935-01-530-2471
NSN 6320-00-513-8376
NSN 5985-00-917-2290
NSN 5960-01-359-4257
NSN 4140-01-436-9831
NSN 6620-01-229-3388