Turbojet Combustion Chamber Liner from Mexico
Inner liner of the annular combustion chamber in turbojet engines, perforated for fuel-air mixing and cooled by airflow. Falls under HTS 8411.91.90 as other turbojet parts, not a complete casing. Made from high-temperature ceramics or alloys to contain combustion.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document flameout resistance testing to support classification as safety-critical part
• Use precise nomenclature matching manufacturer's service bulletins
• Avoid declaring as 'exhaust manifold' which shifts to automotive headings