Boron Nitride Ceramic Bearing Rollers
Boron nitride ceramic rollers for vacuum laboratory systems and chemical reactors. Hexagonal BN structure fired for lubricity and thermal shock resistance in technical uses, these rollers are classifiable under 6909.19.90 as other ceramic wares for technical uses.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 4.5% | — | 4.5% |
| 🇲🇽Mexico | 4.5% | — | 4.5% |
| 🇺🇸United States | 4.5% | — | 4.5% |
| 🇩🇪Germany | 4.5% | — | 4.5% |
| 🇯🇵Japan | 4.5% | — | 4.5% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as parts of bearings
Bearing parts, including rollers, may be classified under heading 8482 if they are identifiable as bearing components.
If used in papermaking machinery
The sibling item for ceramic rings in paper machinery could apply if the rollers serve that industry.
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
• Confirm the rollers are fired after shaping and not just pressed, as per Chapter 69 note 1
• Prepare technical data on the vacuum or chemical reactor application to support classification
• Check if the rollers are part of a larger bearing assembly that might be classified under heading 8482
Related Products under Tariff item 6909.19.90
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Alumina Ceramic Evaporating Dish
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Ceramic Buchner Funnel
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