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 43 Printing machinery....;ink-jet ...; machines for uses ancillary to printing 84 43 91 Parts and accessories....,cylinders and other printing components of heading 84.42 84 43 91 00 Parts and accessories....,cylinders and other printing components of heading 84.42 Commodity Code Description 84 43 91 00 000 Parts and accessories....,cylinders and other printing components of heading 84.42