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High-Speed Duplex Chain Sprocket from China

Precision balanced duplex sprocket for high RPM roller chain drives up to 3000 RPM. Alloy steel construction under HTS 8483.90.1050 as other chain sprockets. Used in CNC machine tool feeds.

Duty Rate — China → United States

40.3%

Rate breakdown

9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include dynamic balance certification (G6.3 grade)

Specify max RPM and lubrication requirements

May require machine tool origin verification