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 73 8469.00.00 TO 84.72. 84 73 40 PARTS & ACCESSORIES OF THE MACHINES OF HEADING 84.72 Commodity Code Description 84 73 40 00 PARTS & ACCESSORIES OF THE MACHINES OF HEADING 84.72