The most reasonably priced component used on the M1200 2018 (monster 1200 Dmh) D190-00018 009 - Filters And Oil Pump is the Spring Washer 6 Mm.
Some items from this specific schematic: Screw Tcei M8x40, Locating Dowel, Screw Tcei M6x25, O-ring.
With all the components that make up the M1200 2018 (MONSTER 1200 DMH) D190-00018 009 - FILTERS AND OIL PUMP assembly. The Locating Dowel is the most frequently specified with two applications.