Coupler Knuckle from China

The pivoting steel component that actually engages with adjacent couplers to form the connection. Falls under HTS 8607.30.50.00 as a critical coupling device part.

Duty Rate — China → United States

37.6%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)

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Import Tips

• AAR Grade E steel, Rockwell C 38-44 hardness range,Critical wear surfaces must meet contour tolerances (±0.015 inches),Include pull test certification (500,000 lbs minimum)