With a quantity of two pieces, the Bolt-flanged-small is the most used part in the OIL PUMP diagram.
Some items from this specific schematic: Circlip-type-e,6mm, Tube,3x6x40, Gasket,6x12x10 (nas), Tube,4.5x9x380.
The Screw-pan-cros is the lowest priced item on this Oil Pump schematic.