ANSI #40 Roller Chain Sprocket 20 Teeth from China
Standard #40 size sprocket with 20 teeth for ANSI roller chains, used in machinery power transmission systems. HTS 8483.90.10 covers this as a chain sprocket presented separately, with machined pockets for chain rollers. Ideal for pumps, fans, and agricultural equipment.
Duty Rate — China → United States
40.3%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
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]
Import Tips
• Specify ANSI standard and bore size in docs; hubbed versions still qualify if separate
• Use 'sprocket' terminology consistently to avoid gear misclassification