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 4140-01-186-6453
NSN 5910-00-679-5924
NSN 5920-01-605-4627
NSN 5915-00-509-7428
NSN 5910-01-361-9829
NSN 5855-01-045-9728
NSN 6685-01-388-2574
NSN 6650-00-518-5194
NSN 5996-01-194-5249
NSN 5945-01-391-2699
NSN 6105-01-444-3418
NSN 6240-01-144-5898