The Grainger 14D286 is a 14-inch diameter, 286 mm long, cast iron handwheel with a black oxide finish and set screw for shaft mounting. It has a solid spoke design and features a malleable iron hub and rim for durability. This handwheel provides a comfortable grip and smooth turning motion for manually operating valves and other equipment. With its sturdy construction, the Grainger 14D286 handwheel is well-suited for industrial applications requiring reliable manual operation.