Polyamide High-Tenacity Twist Yarn
High-tenacity single twist polyamide yarn (>50 turns/m) for reinforcement fabrics in composites. Classified HTS 5402.51.00.00 as industrial synthetic polyamide filament.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If high-tenacity plied version
Plied high-tenacity polyamides under 5402.62.
If impregnated for rubber reinforcement
Treated for tyre/rubber use shifts to Chapter 59.
If other polyamides like aramids
Non-nylon polyamides like Kevlar in 5402.59.
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Import Tips & Compliance
• Tenacity test reports (>7 g/denier typical) support industrial classification
• Avoid retail-like small cones; use bulk beams for manufacturing proof
• Quotas may apply to high-tenacity nylon from certain countries
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.
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.
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.