Reactor Coolant Pump Casing from Mexico
High-pressure casing housing the impeller of primary coolant circulation pumps in nuclear power plants. Falls under HTS 8401.40.00.00 as part of the reactor coolant pressure boundary system.
Duty Rate — Mexico → United States
18.3%
Rate breakdown
9903.82.1015%Except as provided for in headings 9903.82.12, 9903.82.17 and 9903.85.68, derivative aluminum and steel articles with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (f) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Include pump hydraulic performance curves certified to nuclear standards
• Verify casting radiography showing no defects per ASME III
• Misclassification risk as general pumps (HTS 8413.70); document pressure boundary role