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 6320-01-388-3125
NSN 6220-00-209-9630
NSN 5960-01-481-3722
NSN 7035-00-361-5975
NSN 6240-01-423-8642
NSN 5935-01-554-5645
NSN 6610-01-616-8852
NSN 6645-01-494-3845
NSN 5945-00-226-8560
NSN 6320-01-078-8257
NSN 6220-01-352-6132
NSN 6130-01-568-4132