Synthetic filament yarn except sewing thread, not for retail sale, single yarn not elsewhere specified, not over 50 turns per meter if twisted, of yarns not elsewhere specified

US trade by year

US imports were $22.0M in the 12 months to Aug 2026, up 14% on the 12 months to Aug 2017. US exports were $61.4M, down 36%. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

• China
• Japan
• Netherlands
• Germany
• All countries

Who supplies the US

August 2026. Small figures under each value are the change from August 2025. Landed cost by origin, below, adds freight and duty to the price.

The 3 largest suppliers had 88.2% of US imports over the last 12 months.

Landed cost by origin

What importers paid to land this product at a US port from each main supplier, June–August 2026: the price, freight and insurance to the first US port, and duty, per unit. Suppliers with 3% or more of these imports, cheapest landed first. Small figures under landed cost are the change from the same months a year earlier.

• Price
• Freight and insurance
• Duty

Landed at a US port, Japan was cheapest, at $8.46/kg: 27.5% below China.

Landed cost from China fell 19% on a year earlier, to $11.67/kg, mostly on duty: $5.39/kg then, $3.45/kg now.

How the market is shifting

China gained the most share: 55.0% of US imports over the last 12 months, up from 50.2% in the 12 months before. Korea, South lost the most: 1.6%, down from 3.8%. The charts show September 2024 to August 2026 for the 4 largest suppliers over the last 12 months. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

• China
• Japan
• Netherlands
• Germany
• All countries

Tariff actions touching this product

When the duty paid on this product changed and stayed changed, for its main suppliers and all countries, newest first, with the Federal Register notices that named the product in the 3 months before. Rates are medians of the 4 months either side, less any usual seasonal swing. A change shows what happened to duty paid, not why; read each notice for what it did.

1. February–March 2026 · Duty paid: China 54.3% → 42.9%, Japan 12.8% → 18.0%, all countries 36.9% → 28.5%.
2. April–June 2025 · Duty paid: China 32.9% → 58.4%, Japan 8.7% → 17.5%, Netherlands 8.0% → 18.0%, all countries 14.7% → 41.5%.
3. June 2019 · Duty paid: China 17.7% → 32.6%.
4. October 2018 · Duty paid: China 7.4% → 17.8%.
   • Request for Comments Concerning Proposed Modification of Action Pursuant to Section 301: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and InnovationJul 17, 2018 · Office of the US Trade Representative

Markets abroad

Each country's own import figures for this product, from UN Comtrade: the 8 biggest importers outside the US in the latest year each has reported, what they bought from the US, and the change from the year before. Values usually include freight and insurance to the importer's border, so they run a little above US export figures. Countries report a year or more late; 97 have reported 2025 so far. Where a country's figure for imports from the US is under half or over double what the US recorded exporting there that year, the US figure is shown under it.

The biggest market outside the US is Germany, which imported $86.7M of this product in 2025, 24.3% of that from the US by its own count; the US records $792K of exports there.

The US supplies 28.3% of imports into South Korea and 32.4% into the Netherlands, but under 10% into Sri Lanka, Turkey and Italy.

Of these, imports into the Netherlands grew fastest: up 76% from 2024 to 2025.

Related products

Other products under heading 5402: synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilaments of less than 67 decitex. US trade over the 12 months to August 2026.