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M12 Dome Spring Washer from Mexico

Cylindrical steel spring washer that compresses into dome shape under load for high axial loading. HTS 7318.21.00 covers this non-threaded steel lock washer design. Applied in heavy equipment and bridge construction.

Duty Rate — Mexico → United States

55.8%

Rate breakdown

9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) 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

Include compression set testing data for load verification

Certify for structural steel compatibility (ASTM specs)

Avoid bulk structural steel HTS; declare as precision washers