Turbine Inlet Temperature Probe Boss from Japan
Machined boss assembly mounting thermocouple probes in aircraft turbine hot section for TIT monitoring. Inconel material with interference fit design. Other part under 8411.91.90.85.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify probe diameter tolerance and thermocouple type compatibility
• Include thermal growth analysis for engine operation
• Boss vs complete probe assembly classification differs significantly