Viet Nam HS Code

HS Code 540251: Other yarn, single, with a twist exceeding 50 turns per metre : Of nylon or other polyamides in Viet Nam

Q: Is HS code 540251 the same across all countries?

Yes — up to the 6-digit level, HS code 540251 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Viet Nam extends it under AHTN-VN.

Q: What system does Viet Nam use to classify HS code 540251?

Viet Nam classifies products under the Vietnam Tariff Schedule (AHTN-VN; locally Biểu thuế xuất nhập khẩu Việt Nam (AHTN 2022)), which extends HS codes to 8 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 540251 in Viet Nam?

The official source is https://www.customs.gov.vn/. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 540251 in Viet Nam

Under Viet Nam's Vietnam Tariff Schedule (Biểu thuế xuất nhập khẩu Việt Nam (AHTN 2022)), HS Code 540251 is the WCO Harmonized System subheading for Other yarn, single, with a twist exceeding 50 turns per metre : Of nylon or other polyamides. This is the most detailed internationally standardized level; Viet Nam extends classifications to 8 digits under its national tariff system. 540251 belongs to Section XI: Textiles and textile articles, Chapter 54: Man-made filaments, Heading 5402: Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex.

Explore more 2026 Latest Viet Nam import export trade data and shipment records for HS Code Twisted Nylon Single Yarn on TradeInt global trade data platform

Classification Path of HS Code 540251 in Viet Nam

Section XI

Chapters (50-63) Textiles and textile articles

Chapter 54

Man-made filaments

HS Code 5402

Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex

HS Code 540251

Other yarn, single, with a twist exceeding 50 turns per metre : Of nylon or other polyamides

HS Code 54025100

Of nylon or other polyamides Từ ni lông hoặc các polyamit khác

Viet Nam Tariff Classification: Vietnam Tariff Schedule (AHTN-VN)

In Viet Nam, HS 540251 is classified under the Vietnam Tariff Schedule (Biểu thuế xuất nhập khẩu Việt Nam (AHTN 2022)) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Vietnam Tariff Schedule (AHTN-VN)

Local name Biểu thuế xuất nhập khẩu Việt Nam (AHTN 2022)

Digits 8

Official source https://www.customs.gov.vn/

You know what 540251 means. Now see 2026 latest real trade activity for Twisted Nylon Single Yarn in Viet Nam.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

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Top Trading Product of HS Code 5402

Top Viet Nam import Product Under HS Code 5402

1 540233: Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex : Textured yarn : Of polyesters $326.4M 2 540247: Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex : Other yarn, single, untwisted or with a twist not exceeding 50 turns per metre : Other, of polyesters $120.2M 3 540219: Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex : High tenacity yarn of nylon or other polyamides, whether or not textured : Other $84.9M

Figures shown for 2023.

For more 2026 recent data, search for Viet Nam import trade records

Top Viet Nam export Product Under HS Code 5402

1 540244: Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex : Other yarn, single, untwisted or with a twist not exceeding 50 turns per metre : Elastomeric $337.3M 2 540220: Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex : High tenacity yarn of polyesters, whether or not textured $232.0M 3 540233: Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex : Textured yarn : Of polyesters $124.4M

Figures shown for 2023.

For more 2026 recent data, search for Viet Nam export trade records

Related HS Code to Viet Nam Twisted Nylon Single Yarn (540251)

HS Code 54025100

Of nylon or other polyamides

HS Code 540211

High tenacity yarn of nylon or other polyamides, whether or not textured : Of aramids

HS Code 540219

High tenacity yarn of nylon or other polyamides, whether or not textured : Other

HS Code 540220

High tenacity yarn of polyesters, whether or not textured

HS Code 540231

Textured yarn : Of nylon or other polyamides, measuring per single yarn not more than 50 tex

HS Code 540232

Textured yarn : Of nylon or other polyamides, measuring per single yarn more than 50 tex

HS Code 540233

Textured yarn : Of polyesters

HS Code 540234

Textured yarn : Of polypropylene

HS Code 540239

Textured yarn : Other

HS Code 540244

Other yarn, single, untwisted or with a twist not exceeding 50 turns per metre : Elastomeric

Frequently Asked Questions

What is HS code 540251 in Viet Nam?

HS code 540251 covers Other yarn, single, with a twist exceeding 50 turns per metre : Of nylon or other polyamides in Viet Nam. It sits in Chapter 54 (Man-made filaments), Heading 5402 of the Harmonized System, and is classified under AHTN-VN.

Is HS code 540251 the same across all countries?

What system does Viet Nam use to classify HS code 540251?

Where can I officially look up HS code 540251 in Viet Nam?