Some items from this specific schematic: Retainer,tensioner, Collar,l=17.6, Bearing-ball,#6005c4, Bolt-upset.
On this parts fiche the Bolt-flanged is the most specified component.
The most reasonably priced component used on the Kvf300-a1 Kvf3004x4 1999 Australia Camshaft(s)/tensioner is the Washer,6.1x12x1.