8483.40.50.80/Hand-Crank Variable Speed Gearbox/Japan

Hand-Crank Variable Speed Gearbox from Japan

Manual crank-operated continuously variable transmission for testing equipment. HTS 8483.40.5080 for manually manipulated speed changers. Friction drive or cone pulley design allows infinite ratio selection by crank position.

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

• Demonstrate hand crank operation with video/mechanism drawings

• Often used in labs qualifying for scientific instrument exemptions

• Distinguish from power transmission (8501) by manual operation