Nylon 66 High-Twist Weaving Yarn
Nylon 66 single filament yarn featuring high twist over 50 turns per meter, ideal for durable woven fabrics in apparel and upholstery. Falls under HTS 5402.51.00.00 due to its polyamide composition, single yarn type, and industrial packaging not for retail.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 8.8% | +37.5% | 46.3% |
| 🇲🇽Mexico | 8.8% | +10.0% | 18.8% |
| 🇨🇦Canada | 8.8% | +10.0% | 18.8% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +12.5% | 12.5% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If low twist variant of same material
Nylon/polyamide yarns with twist ≤50 turns/m are under 5402.33.
If woven into fabric
Once processed into woven fabric of nylon filament yarns, it moves to Chapter 54 heading 5407.
If of acrylic or modacrylic instead
Different synthetic material composition changes to 5402.52 for those polyamides.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include yarn twist certification and linear density specs to avoid reclassification to low-twist headings
• Ensure labeling distinguishes from retail-packaged threads to prevent Chapter 54 subheading shifts
• Check for anti-dumping duties on specific nylon yarns from certain origins like Asia
Related Products under HTS 5402.51.00.00
Nylon 6 Single Twist Yarn
Single nylon 6 filament yarn with a twist exceeding 50 turns per meter, used in textile weaving and knitting applications. Classified under HTS 5402.51.00.00 as synthetic filament yarn of polyamides, not for retail sale, with twist over 50 turns/m and single configuration.
Polyamide 6.6 Monofilament Yarn
Single twist monofilament yarn of polyamide 6.6 (nylon 66) less than 67 decitex, with twist >50 turns/m, used in fine textile production. HTS 5402.51.00.00 applies to this non-retail synthetic polyamide filament yarn.
Industrial Nylon Single Filament Yarn
High-tenacity single nylon filament yarn twisted over 50 turns/m for industrial fabrics like airbags and tires. Classified in 5402.51.00.00 as polyamide synthetic yarn, bulk packed for manufacturing use.
Caprolactam Nylon Twist Yarn
Single yarn from caprolactam-based polyamide (Nylon 6) with twist exceeding 50 turns/m, supplied in cones for weaving mills. HTS 5402.51.00.00 covers this non-retail synthetic filament polyamide yarn.
High-Twist Polyamide Filament for Hosiery
Single high-twist (>50 turns/m) polyamide filament yarn designed for circular knitting in hosiery production. Under HTS 5402.51.00.00 as nylon/polyamide synthetic yarn not for retail sale.
Nylon 6 Industrial Single Yarn Cone
Cone-wound single nylon 6 yarn with twist >50 turns/m for shuttleless looms in fabric mills. HTS 5402.51.00.00 for bulk polyamide filament yarn excluding retail packaging.