Some items from this specific schematic: Gear, 3rd Pinion, Washer(55k), Gear, 5th Wheel, Brg,r-b 6202 35mm 45g Ky.
The component with the lowest price in the TRANSMISSION schematic is the Screw, Pan Head.
This TRANSMISSION assembly utilises four Circlip (537)(s) - the highest specified component.