7 Aero engines and parts therefor, namely, jet engines and turboprop engines; aero engine motor parts, namely, gas turbines with output shafts, turbo compressors, exhaust gas turbo compressors, mechanically driven compressors,transmission gears, liquid and fuel pumps, pump drives,radial and axial compressors, engine fans, blade and vane assemblies for turbo engines, gas ducts, axial and radial turbines, mufflers, fuel ducts, fuel injection pumps,fuel injection nozzles, fuel injection valves, pneumatic air starters, fixed and detachable couplings, hydraulical gears and clutches, oil and fuel filters, centrifuges,bearings for shafts, bearings for axels, bearings for rotors, bearings for gears, gear wheels, engine housings,aero engine and gas turbine assemblies, brush seals,labyrinth seals, rotating mechanical seals, turbo engine rotors, thrust nozzles for aero engine and gas turbine assemblies, blades and vanes for flow engines, igniters,ignition devices, oil coolers, fuel coolers, cooling medium coolers, radiators, profiled and distribution pipes