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 83 AND SHAFT COUPLINGS (INCLUDING UNIVERSAL JOINTS). 84 83 20 OTHER BEARING HOUSINGS, INCORPORATING BALL/ROLLER BEARINGS 84 83 20 90 OTHER BEARING HOUSINGS, INCORPORATING BALL/ROLLER BEARINGS Commodity Code Description 84 83 20 90 000 OTHER BEARING HOUSINGS, INCORPORATING BALL/ROLLER BEARINGS