twenty-one components are shown in this Nps50 Zoomer 2005 (5) France Cmf Kph Water Pump exploded diagram.
A sample from the products for the Water Pump include: Hose A,water, Bolt Flang 6x20, Joint,3way, Clip,tube,10.5mm.
The lowest price component in this Water Pump parts-list fiche is the Bolt Flang 6x20.