Of all the components that make up this Meter the Washer,spring has the lowest price.
Some items from this specific schematic: Washer, Plate (517), Nut, Bulb (t-10 12v 3.4w), Damper.
With a quantity of four pieces, the Bulb (t-10 12v 3.4w) is the most used part in the METER diagram.