Section 16 MACHINERY AND MECHANICAL APPLIANCES; ELECTRICAL EQUIPMENT; PARTS THERE OF; SOUND RECORDERS AND REPRODUCERS, TELEVISION IMAGE AND SOUND RECORD ERS AND REPRODUCERS, AND PARTS AND ACCESSORIES OF SUCH ARTICLES 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 26 Ships' derricks; cranes, including cable cranes; mobile lifting frames, straddle 84 26 20 Commodity Code Description 84 26 20 00 84 26 20 10 New 84 26 20 20 Used or reconditioned 84 26 20 90 Used or reconditioned