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Plastic Vacuum Flask Mouth Insert

A plastic insert that fits into the mouth of vacuum flasks to prevent leaks and protect the rim. It is a part of a vacuum vessel other than the glass inner, classified under tariff item 9617.00.00.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳China7.5%—7.5%
🇲🇽Mexico7.5%—7.5%
🇺🇸United States7.5%—7.5%
🇩🇪Germany7.5%—7.5%
🇯🇵Japan7.5%—7.5%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3923.50.10Lower: Free vs 7.5%

If the insert is a general plastic stopper or lid

Plastic closures are classified in Chapter 39.

3926.90.10Lower: Free vs 7.5%

If the insert is a general plastic article

Other plastic articles may fall under Chapter 39.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Declare the insert as a part of a vacuum vessel under 9617.00.00, not as a general plastic article

• Specify the plastic type (e.g

• polypropylene) for accurate classification

• Ensure the insert is not considered a closure that might fall under Chapter 39

Related Products under Tariff item 9617.00.00