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 10 HYDRAULIC TURBINES, WATER WHEELS, AND REGULATORS THEREFOR. 84 10 90 PARTS: HYDRAULIC TURBINES & WATER WHEELS, INCLUDING REGULATORS Commodity Code Description 84 10 90 00 PARTS: HYDRAULIC TURBINES & WATER WHEELS, INCLUDING REGULATORS