Martin Sprocket & Gear S636 steel spur gear is a power-transmission component for industrial machinery. It features a bore of 1-15/16 inches and a 1/2 inch keyway for secure mounting on a compatible shaft. Made from steel, this spur gear transfers torque between parallel shafts in mechanical drive systems. Use this S636 gear when replacing a worn gear in equipment that requires a 1-15/16" bore and a 1/2" keyway.
