Manufacture of engines and turbines, except aircraft, vehicle and cycle engines

This class includes: - manufacture of internal combustion piston engines, except motor vehicle, aircraft and cycle propulsion engines: + marine engines, + railway engines. - manufacture of pistons, piston rings, carburetors and such for all internal combustion engines, diesel engines; - manufacture of inlet and exhaust valves of internal combustion engines; - manufacture of turbines and parts thereof: + steam turbines and other vapour turbines, + hydraulic turbines, waterwheels and regulators thereof, + wind turbines, + gas turbines, except turbojets or turbo propellers for aircraft propulsion, + manufacture of boiler-turbine sets, + manufacture of turbine-generator sets.

This class excludes: - manufacture of electric generators (except turbine generator sets), see 2710 (Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus); - manufacture of prime mover generator sets (except turbine generator sets), see 2710 (Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus); - manufacture of electrical equipment and components of internal combustion engines, see 27900 (Manufacture of other electrical equipment); - manufacture of motor vehicle, aircraft or cycle propulsion engines, see 29100 (Manufacture of motor cars and motor vehicles), 30300 (Manufacture of air and spacecraft and related machinery), 30910 (Manufacture of motorcycles); - manufacture of turbojets and turbo propellers, see 30300 (Manufacture of air and spacecraft and related machinery).