| Tariff Classification |
| section 16 | Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles |
| chapter 84 | Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof |
| 84.84 | Gaskets and similar joints of metal sheeting combined with other material or of two or more layers of metal; sets or assortments of gaskets and similar joints, dissimilar in composition, put up in pouches, envelopes or similar packings; mechanical seals: |
| 8484.20 | －Mechanical seals |
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