The lowest price component in this Water Pump parts-list fiche is the Bolt,flange,6x35.
The eighteen Cb600f2 Hornet 2001 (1) Netherlands Water Pump component parts are all listed in this schematic.
Some items from this specific schematic: Hose A,water, Hose,water, Clamp,water Hose, Bolt,flange,6x25.