The lowest price component in this Oil Pump parts-list fiche is the Circlip(36y).
On this parts fiche the Bolt, Flange is the most specified component.
Parts such as the Oil Pump: Washer, Plate(36y), Bolt, Flange, O-ring(36y), O-ring (22u) are included in the Xjr1200 1996 4pu3 Greece 264pu-300e1 Oil Pump parts fiche.