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8411.91.90.85/Turbine Inlet Temperature Probe Boss/Japan

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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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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