twenty-one components are shown in this Zx750k1 Zxr750r 1991 Europe Uk Fr Ar Fg It Nr Sp Starter Motor exploded diagram.
In this schematic the "Nut,6mm" is used most often.
Some items from this specific schematic: Ring-o,4.5mm, Nut,6mm, Gear,idle, Ring-o,24.4x3.1.