Polyurethane Hydraulic Seal from China
Machined polyurethane U-cup seal for hydraulic cylinders in construction machinery, derived from polymers of heading 3909. Classified under 3926.90.45.90 as an other plastic seal. Offers high abrasion resistance under high pressure.
Duty Rate — China → United States
41%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Classify based on predominant monomer per note (b)(1) if blends exceed 95% threshold
• Include end-use declarations for industrial vs retail to avoid Chapter 39 vs 84 disputes
• Test for plasticizer content if under 3920.43 applicability