Precision Timing Gear Set from Japan
Matched helical or spur gears with exact tooth timing for camshaft drives and indexing tables. Classified HTS 8483.40.90.00 as specialized transmission gearing. Laser-marked timing indicators ensure phase accuracy within 1 arcminute.
Duty Rate — Japan → United States
27.5%
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 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; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Provide timing verification certificates and phase angle measurements for customs review
• Specify accumulated positioning error specs (<5 arcminutes typical) confirming precision gearing
• Import matched sets together to maintain timing relationship integrity