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 5925-01-208-8010
NSN 5950-01-518-7337
NSN 6110-00-363-3974
NSN 6650-01-315-4043
NSN 5855-00-943-3894
NSN 5960-01-567-1096
NSN 6220-01-196-2855
NSN 5990-01-437-4876
NSN 5935-01-108-4486
NSN 5985-00-734-7479
NSN 6240-01-482-4819
NSN 6685-01-473-5805