POM Precision Washer from Canada
Polyoxymethylene (POM/acetal) precision washers for mechanical assemblies requiring tight tolerances. Plastic washer under 3926.90.45 with POM monomer >95%.
Duty Rate — Canada → United States
13.5%
Rate breakdown
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
• Dimensional tolerance certificates (±0.01mm)
• Low moisture absorption verification
• Distinguish from metal washers via specific gravity tests