Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 14 Air or vacuum pumps, air or other gas compressors and fans; ventilating or recycling 84 14 80 Air pumps; air or gas compressors; hoods with a fan, nes Commodity Code Description 84 14 80 00 Air pumps; air or gas compressors; hoods with a fan, nes 84 14 80 11 Fitted with filters : Laminar airflow cabinets 84 14 80 19 Fitted with filters : Other 84 14 80 21 Not fitted with a filter : Suitable for industrial use 84 14 80 29 Not fitted with a filter : Other 84 14 80 30 Not fitted with a filter : Free-piston generators for gas turbines 84 14 80 41 Compressors other than those of subheading 8414.30 or 8414.40.00 : Gas compression mo 84 14 80 42 Compressors other than those of subheading 8414.30 or 8414.40.00 : Of a kind used for 84 14 80 43 Compressors other than those of subheading 8414.30 or 8414.40.00 : Sealed units for a 84 14 80 49 Compressors other than those of subheading 8414.30 or 8414.40.00 : Other 84 14 80 50 Air pumps 84 14 80 90 Other