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 5985-01-598-0440
NSN 5965-01-393-5833
NSN 5950-01-528-3030
NSN 5945-01-570-9024
NSN 5975-01-371-8820
NSN 5920-01-494-3797
NSN 5905-01-463-6008
NSN 5915-00-765-6969
NSN 6135-00-686-4777
NSN 5985-01-128-1500
NSN 5960-00-994-0783
NSN 6650-01-086-7003