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Schenck Balancing Machine Workhead Assembly from Japan

This workhead assembly is a core component of Schenck balancing machines used for precision measurement and correction of unbalance in rotating mechanical parts like rotors and flywheels. It holds the part securely during high-speed rotation while sensors detect vibration imbalances. Classified under HTS 9031.90.91.30 as a dedicated part of balancing machines per Chapter 90 note 2(b).

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%

Import Tips

Verify compatibility certification with specific balancing machine models to avoid misclassification as general machinery parts

Include detailed technical specs and OEM part numbers in commercial invoice for customs valuation