HS Code | Official Doc | Tariff Rate | Origin | Destination | Effective Date |
---|---|---|---|---|---|
4016990300 | Doc | 58.0% | CN | US | 2025-05-12 |
4016935010 | Doc | 57.5% | CN | US | 2025-05-12 |
4005910000 | Doc | 55.0% | CN | US | 2025-05-12 |
4005990000 | Doc | 55.0% | CN | US | 2025-05-12 |
4016996050 | Doc | 57.5% | CN | US | 2025-05-12 |
4016990500 | Doc | 40.9% | CN | US | 2025-05-12 |
4016935050 | Doc | 57.5% | CN | US | 2025-05-12 |




Here is the classification and tariff information for thermos flask rubber seals based on the provided HS codes. This information is crucial for customs compliance and cost estimation.
🔍 HS CODE: 4016935010
Product Description: Seals used for O-rings
Total Tax Rate: 57.5%
Tax Breakdown:
- Base Tariff Rate: 2.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
Key Notes:
- This code is specifically for O-ring seals, which are commonly used in thermos flasks for sealing purposes.
- The special tariff applies after April 11, 2025, so it's important to plan your import schedule accordingly.
- Proactive Advice: Confirm the material composition (e.g., rubber type) and unit price to ensure correct classification.
🔍 HS CODE: 4016990300
Product Description: Containers for packaging, transportation, or sale of goods
Total Tax Rate: 58.0%
Tax Breakdown:
- Base Tariff Rate: 3.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
Key Notes:
- This code is not ideal for rubber seals unless the product is classified as a container (e.g., a thermos flask itself).
- Proactive Advice: Ensure the product is not being misclassified as a container. Verify the function and design of the rubber seal.
🔍 HS CODE: 4016990500
Product Description: Unspecified or not otherwise specified household articles
Total Tax Rate: 40.9%
Tax Breakdown:
- Base Tariff Rate: 3.4%
- Additional Tariff: 7.5%
- Special Tariff after April 11, 2025: 30.0%
Key Notes:
- This code is for general household items, which may not be the best fit for industrial rubber seals.
- Proactive Advice: Avoid using this code unless the product is clearly a household item (e.g., a rubber seal used in a domestic appliance).
🔍 HS CODE: 4016996050
Product Description: Other vulcanized rubber articles
Total Tax Rate: 57.5%
Tax Breakdown:
- Base Tariff Rate: 2.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
Key Notes:
- This code is a catch-all for other vulcanized rubber products not covered by more specific codes.
- Proactive Advice: Use this code only if the rubber seal cannot be classified under a more specific code like 4016935010.
🔍 HS CODE: 4016935050
Product Description: Gaskets, nut gaskets, and other seals
Total Tax Rate: 57.5%
Tax Breakdown:
- Base Tariff Rate: 2.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
Key Notes:
- This code is very relevant for gaskets and seals, including those used in thermos flasks.
- Proactive Advice: This is likely the most accurate code for your product. Confirm the function and material to ensure correct classification.
✅ Recommendation Summary:
- Best Fit Code: 4016935010 or 4016935050
- Both are suitable for rubber seals used in thermos flasks.
-
Total Tax Rate: 57.5% (with a special tariff of 30.0% after April 11, 2025).
-
Avoid:
- 4016990300 (unless the product is a container)
-
4016990500 (unless the product is a household item)
-
Action Steps:
- Verify the material (e.g., NBR, EPDM) and function of the rubber seal.
- Confirm whether the product is O-ring or gasket-type.
- Check if certifications (e.g., RoHS, REACH) are required for export.
- Be aware of the April 11, 2025 tariff change and plan accordingly.
Let me know if you need help with certification requirements or customs documentation.
Customer Reviews
The warning about HS Code 4016990500 being for household items was really useful. It made me rethink how I classify my product and avoid possible issues.
The detailed breakdown of the tax rates for HS Code 4016935050 was very helpful. It clarified the different components of the tariff, which I didn't expect to find on a website like this.
The information was good, but I found the tax breakdown a bit overwhelming. I had to double-check some of the percentages with my customs broker.
The review of HS Code 4016990300 saved me from a potential misclassification. The warning about not using it for rubber seals was a lifesaver.
The recommendation summary was spot-on. I'm confident now that 4016935010 is the best code for my thermos flask rubber seals.