Cast Iron Turbine Exhaust Frame from Mexico
Rough cast iron frame that supports the exhaust nozzle and directs hot gases in aircraft jet engines. Cleaned and machined only to eliminate sprues/risers for finishing placement, per HTS 8411.91.10.90 criteria for aircraft turbojet parts. Critical for structural integrity under extreme thermal loads.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document heat-resistant alloy specifications to distinguish from standard castings
• Use FAA or EASA certification references to prove aircraft-specific design
• Inspect for over-machining during customs exam; document as-cast dimensions