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 21 Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases 84 21 23 Oil filters 84 21 23 10 Oil filters Commodity Code Description 84 21 23 10 000 Oil filters