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. Commodity Code Description 84 10 11 Of a power not exceeding 1000 KW 84 10 12 Of a power exceeding 1,000 KW but not exceeding 10,000 KW 84 10 13 Of a power exceeding 10,000 KW 84 10 90 Parts, including regulators