Driving-nondriving Wheel Spindle

A rigid item, of various shapes and cross sections, specifically designed to serve as an axis on which a wheel (or hub) rotates. It is designed to be mounted or fastened to a structural member of a vehicle or to the end of an axle, by means of a threaded end, pivoting yoke, bolt flange, or the like. Excludes axle (as modified); shaft, shouldered and shaft, straight.