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US HTS CODE | Harmonized Tariff Schedule HS code & Tariffs Search Service (2026 HTS Revision 4 (02/25/2026))
| HTS Code | 99021469 | 6914904100 |
| Article Description | Polycrystalline fibers containing by weight over 70 percent of alumina and less than 30 percent of silica, the foregoing containing no alkaline oxides or boric oxide, presented in bulk (provided for in subheading 6806.10.00) | Ceramic ferrules of alumina or zirconia, not exceeding 3 mm in diameter or 25 mm in length, having a fiber channel opening and/or ceramic mating sleeves of alumina or zirconia |
| Quota of Quantity | -- | -- |
| Unit of Quantity | [] | [Dz Pcs] |
| Rates of Duty (1-General) | Free | Free |
| Rates of Duty (1-Special) | No change | -- |
| Rates of Duty (2-Cuba and North Korea) | No change | 45% |
| Footnotes | [stat, units], marker=1, See chapter 99 statistical note 1., type=footnote | [general], See |
| Additional Duty | -- | -- |
| Additional Duty(products of China) | -- | The duty provided in the applicable subheading + 25% |