A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6320-00-242-3300
NSN 5935-01-192-8007
NSN 5895-01-423-8636
NSN 6110-01-201-1939
NSN 4140-01-108-3654
NSN 6220-01-341-5322
NSN 6150-01-438-2978
NSN 5920-01-268-9512
NSN 4140-01-399-8527
NSN 5960-01-276-7836
NSN 5960-01-560-1958
NSN 5990-00-402-0564