540231 — Synthetic filament yarn (other than sewing thread), not put up for retail sale,…: Of nylon or other polyamides, measuring per single yarn not more than 50 tex
HS code 540231 classifies Synthetic filament yarn (other than sewing thread), not put up for retail sale,…: Of nylon or other polyamides, measuring per single yarn not more than 50 tex. It belongs to Chapter 54 (Man-made filaments; strip and the like of man-made textile materials) of Section XI (Textiles and textile articles) of the Harmonized System. Duty rates are recorded for 1 country.
Description
Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex : Textured yarn : Of nylon or other polyamides, measuring per single yarn not more than 50 tex
Duty rates
US MFN base rate (HTS 2026, Column-1 General) — excludes Section 301 / IEEPA add-ons; not legal advice. Other countries’ rates and live duties via the EximAgent CLI.
- USUnited States8%–8.8%MFNas of Jan 1, 2026
Common questions
- What is HS code 540231?
- Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex : Textured yarn : Of nylon or other polyamides, measuring per single yarn not more than 50 tex
- What duty rates apply to 540231?
- Listed US duty: 8%–8.8% — see the duty-rates table for the full breakdown.
Browse all of Chapter 54: Man-made filaments; strip and the like of man-made textile materials →
Go beyond the code
Find verified importers of 540231 — Synthetic filament yarn (other than sewing thread), not put up for retail sale,…: Of nylon or other polyamides, measuring per single yarn not more than 50 tex by country, with live tariff context, OFAC sanctions screening, and ready-to-send outreach — each result confidence-tagged.