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Hydraulic Pump Piston Assembly from Japan

Precision-engineered piston assembly designed specifically for hydraulic fluid power pumps used in industrial machinery. It facilitates the compression and movement of hydraulic fluid within the pump cylinder. Classified under HTS 8413.91.9060 as a part of hydraulic fluid power pumps, distinct from other pump types.

Duty Rate — Japan → United States

25%

Rate breakdown

9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Verify the part is exclusively for hydraulic fluid power pumps via manufacturer specs to avoid reclassification

Include detailed engineering drawings and end-use certification in documentation to confirm HTS accuracy

Watch for undervaluation pitfalls; provide cost breakdowns separating from complete pump assemblies