Fluoroelastomer Backup Washer from Germany
Viton fluoroelastomer washer backing primary seals in oilfield pumps, from heading 3904 copolymers. HTS 3926.90.45.90 for other seals. Resists extreme chemicals and temperatures.
Duty Rate — Germany → United States
13.5%
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
Import Tips
• Prove 95% fluoro comonomer content via lab reports per note (a)(2)
• Declare as individual washer, not set, to stay in 3926
• Avoid industrial end-use ambiguity leading to Chapter 84