Fuel Injector O-Rings from Canada
Vulcanized Viton O-rings sealing fuel injector nozzles in diesel engines. HTS 4016.93.50 for other gaskets/washers, fuel-resistant fluoroelastomer. Not hard rubber or Chapter 84 engine parts.
Duty Rate — Canada → United States
62.5%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• TSCA certification for chemical resistance claims
• OEM part numbers help but don't override material-based classification
• Watch for CARB emissions compliance labeling