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Ship Engine Piston Ring Set from Canada

Complete piston ring sets for large marine diesel engines, installed during foreign shipyard overhaul of a U.S. container ship before its return to U.S. ports. Qualifies under 9818.00.05.00 as critical spare parts for vessel operation documented per subchapter requirements.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter

Import Tips

Submit engine maintenance logs proving installation timing; ensure vessel qualifies under U.S. note 1 definitions; maintain supplier invoices from foreign purchase to avoid misclassification