2814

This subgroup comprises the industry of bearings, gears, and mechanical drive elements.

This subgroup includes the industry of ball and roller bearings and their parts, mechanical power transmission equipment such as transmission shafts and cranks, gear shafts with gears inside engine cylinders (camshafts), crankshafts, cranks, and others; bearing frames and simple shaft bearings, gears, gearwheels, gearboxes, and other speed changers, clutches, and clutch shafts, pulleys, and pulley wheels, connected link transmission chains, and power transmission chains (timing chains). It does not include other chain industries, electromagnetic clutches, or sub-assemblies of power transmission equipment as part of vehicles or aircraft.