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 6135-00-248-4102
NSN 6220-01-147-5320
NSN 5960-01-604-1158
NSN 5935-01-133-8262
NSN 5925-01-524-4718
NSN 6650-01-011-9093
NSN 5990-01-234-8646
NSN 5998-01-168-2586
NSN 6320-01-515-5346
NSN 5998-00-633-5169
NSN 5999-00-862-5157
NSN 6620-00-383-8740