Manufacture of bearings, gears, gearing and driving elements

Title: Manufacture of bearings, gears and other transmission components Includes the manufacture of: ball bearings, needles, rollers and respective parts and accessories; mechanical power transmission equipment (camshafts, crankshafts, transmission shafts and cranks, bearing housings, plain shaft bearings, etc.); racks, gears, transmission boxes, reducers, multipliers and regulators speed; clutches and coupling devices; articulated link chains (chains for bicycles, motorcycles, cylinder chains, Galle system chains, etc.); veins, flywheels, pulleys, friction wheels and other transmission organs and their parts, accessories and parts. Does not include:  Manufacture of metal chains (25933);  Manufacture of hydraulic and pneumatic equipment (28120);  Manufacture of hydrostatic transmission equipment (28120);  Manufacture of electromagnetic clutches for motor vehicles (29310);  Manufacture of clutches and mechanical gearboxes for motor vehicles (29320);  Manufacture of clutches and mechanical gearboxes for motorcycles (30910);