With a quantity of eight pieces, the Cotter Valve is the most used part in the CAM SHAFT/VALVE diagram.
Of all the components that make up this Cam Shaft/valve the Pin has the lowest price.
Some items from this specific schematic: Sprocket,camshaft(nt:42), Retainer,valve Spring, Nut,tappet Adjusting, Gasket(5.8x13x1.2) (nas).