Copper Vacuum Vessel Evacuation Valve from Canada
A small copper valve used during manufacturing to evacuate air from vacuum flasks, creating the insulating vacuum. Falls under HTS 9617.00.60.00 as a specialized part of vacuum vessels, excluding glass inners.
Duty Rate — Canada → United States
17.2%
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
• Supply technical drawings illustrating vacuum creation function to justify Chapter 96 classification
• Ensure valves meet pressure vessel standards if applicable, with material safety data sheets
• Invoice separately from assembly tools to avoid classification as machinery parts