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High-Pressure Fluid End Block for Frac Pumps from Japan

A forged steel fluid end block designed for high-pressure hydraulic fluid power pumps used in hydraulic fracturing operations. It houses pistons, valves, and seals to withstand extreme pressures up to 15,000 PSI. Classified under HTS 8413.91.9055 as a part of hydraulic fluid power pumps.

Duty Rate — Japan → United States

25%

Rate breakdown

9903.82.0925%Except as provided for in headings 9903.82.16 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter

Import Tips

Verify material certifications (e.g

AISI 4330 steel) and pressure ratings to ensure classification as hydraulic pump parts

Obtain end-user statements confirming use in hydraulic fluid power pumps to avoid misclassification as general machinery parts