
- 13 Development (Service)
- 14 Logistics (Service)
- 15 Maintenance (Service)
- 16 Food, beverage, tobacco
- 17 Machine, device (for special applications)
- 18 Equipment f. mining, metallurgical plant, rolling mill a. foundry
- 19 Information, communication and media technology
- 20 Packing material
- 21 Plant equipment, tool
- 22 Construction technology
- 23 Machine element, fixing, mounting
- 24 Office product, facility and technic, papeterie
- 25 General service
- 26 Energy, extraction product, secondary raw material and residue
- 27 Electric engineering, automation, process control engineering
- 28 Vehicle (complete vehicle)
- 29 Home economics, Home technology
- 30 Auxiliary supply, additive, cleaning agent
- 31 Polymer
- 32 Laboratory material, Laboratory technology
- 33 Installation (complete)
- 34 Medical Device
- 35 Semifinished product
- 36 Machine, apparatus
- 37 Industrial piping
- 38 Inorganic Chemical
- 39 Organic Chemical
- 40 Occupational safety, accident prevention
- 41 Marketing
- 42 In-vitro diagnostic
- 43 Optics
- 44 Automotive engineering, vehicle component
- 45 Human and veterinary drug, pesticide as well as active ingredient
- 46 Clothing and textile
- 47 Body care, personal hygiene
- 48 Sport, playing, leisure
- 49 Public safety and military technology
- 50 Interior furnishing
- 51 Fluid power
- 51-01 Actuator (pneumatics)
- 51-02 Handling (pneumatics)
- 51-03 Valve (pneumatics)
- 51-04 Valve module (pneumatics)
- 51-05 Compressed air preparation (pneumatics)
- 51-06 Vacuum technology (pneumatics)
- 51-07 Pneumatic Connection technology (pneumatics)
- 51-08 Pneumatic and electropneumatic control system (pneumatics)
- 51-09 Documentation and Software (pneumatics)
- 51-41 Pump (hydraulics)
- 51-42 Motor (hydraulics)
- 51-43 Transmission (hydraulics)
- 51-44 Switching valve (hydraulics)
- 51-44-01 Switching Directional control valve (hydraulics)
- 51-44-02 Switching pressure control valve (hydraulics)
- 51-44-03 Switching flow control valve (hydraulics)
- 51-44-04 Switching check valve (hydraulics)
- 51-44-05 Switching shut-off valve isolating valve (hydraulics)
- 51-44-90 Switching valve (hydraulics, other)
- 51-45 Continuous control valve (hydraulics)
- 51-46 Two-port slip-in cartridge valve (hydraulics)
- 51-47 Control system (hydraulics)
- 51-48 Cylinder, electro hydraulic actuator, self contained actuator (hydraulics)
- 51-49 Power unit (hydraulics)
- 51-51 Hydraulic accumulator (hydraulics)
- 51-52 Filter (hydraulics)
- 51-55 Sensor (hydraulics)
- 51-56 Pneumatic connection technology (hydraulics)
- 51-57 Heating technology (hydraulics)
- 90 Interim class (unspecified)