The sub assemblies and components that make up this Oil Pump(en450ae000001&nami029479) include this Pump-assy-oil, the most expensive part.
The component with the lowest price in the OIL PUMP(EN450AE000001&NAMI029479) schematic is the Circlip-type-c,11mm.
Some items from this specific schematic: Bolt, Cover-pump,oil, Pin,4x15.8, Shaft,oil Pump.