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:
HTS 8484 (Gaskets and similar joints of metal she…) classifies this product in the US Harmonized Tariff Schedule. Country of origin can add Section 301, Section 232, or IEEPA measures; use the calculator for total duty.
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:
How the 12.5% is built.
The 12.50% on 8484 from China is built from 1 measure plus the base rate. Enter your email to see each one, the Chapter 99 subheading behind it, and the rate from every major trading partner.
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1Apply base HTS rateColumn 1 General (MFN) or Special (FTA)
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2Add Section 301 (if origin qualifies)Chapter 99 subheading layered on
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3Add IEEPA / 232 surchargesCountry-scoped emergency measures
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4Add MPF & HMF feesApplied to entered value
Rate by country of origin
Same HTS, very different landed cost. Here's how 8484 looks from the top trading partners — on a $10,000 shipment.
Same HTS, very different landed cost. Enter your email to see the base rate, the add-ons, and the duty on a $10,000 shipment for each of these origins.
Citations for 8484
FAQ for this HTS code.
What is this HTS code?
This is a US Harmonized Tariff Schedule (HTS) code that classifies "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:". It determines base duty rates for imports; additional duties may apply by country of origin.
Does origin affect duty?
Yes. General and Special rates apply by trade agreement and origin. Additional duties (Section 301, 232, IEEPA) are origin-specific. Use the tariff calculator or resolve API with an origin to see full duty.
How do I compute total duty?
Use our tariff calculator (with HTS and optional origin) or the API endpoint GET /api/v1/tariffs/resolve with hts and origin. The API returns base tariffs and additional measures separately; sum as needed for your use case.
Tariff programs explained
Temporary and additional duty provisions that stack on top of a base HTS code.
China-origin tariffs (commonly +7.5% to +25%) added on top of the base rate.
National-security tariffs on steel, aluminum, autos, and other covered goods.
Emergency tariffs by country of origin, including reciprocal and trafficking-related measures.
An additional 50% on covered Canadian goods from 19 August 2026. Announced, scope pending.
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