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 5965-00-436-2226
NSN 5925-00-181-4158
NSN 5985-01-608-4976
NSN 5996-00-459-9059
NSN 6610-00-506-1977
NSN 5996-01-125-5781
NSN 5999-01-199-2867
NSN 2925-00-176-3889
NSN 6240-01-265-0960
NSN 5990-01-439-4643
NSN 6620-00-915-0868
NSN 5960-01-279-2589