Some items from this specific schematic: Cover, Thermostat, Pipe 2, Screw,tapping, Case, Fan.
On this parts fiche the Clip(4dh) is the most specified component.
The most reasonably priced component used on the Xf50 2007 15p1 Europe 1f15p-300e1 Radiator & Hose is the Bolt, Flange(4my).