Brazil HS Code

HS Code 731816: Threaded articles : Nuts in Brazil

Q: Is HS code 731816 the same across all countries?

Yes — up to the 6-digit level, HS code 731816 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Brazil extends it under NCM.

Q: What system does Brazil use to classify HS code 731816?

Brazil classifies products under the Nomenclatura Común del Mercosur (NCM; locally Nomenclatura Comum do Mercosul (NCM)), 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 731816 in Brazil?

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

What is HS Code 731816 in Brazil

Under Brazil's Nomenclatura Común del Mercosur (Nomenclatura Comum do Mercosul (NCM)), HS Code 731816 is the WCO Harmonized System subheading for Threaded articles : Nuts. This is the most detailed internationally standardized level; Brazil extends classifications to 8 digits under its national tariff system. 731816 belongs to Section XV: Base metals and articles of base metal, Chapter 73: Articles of iron or steel, Heading 7318: Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of iron or steel.

Explore more 2026 Latest Brazil import export trade data and shipment records for HS Code Steel Nuts on TradeInt global trade data platform

Classification Path of HS Code 731816 in Brazil

Section XV

Chapters (72-83) Base metals and articles of base metal

Chapter 73

Articles of iron or steel

HS Code 7318

Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of iron or steel

HS Code 731816

Threaded articles : Nuts

HS Code 73181600

Parafusos pinos ou pernos roscados porcas tira-fundos ganchos roscados rebites chavetas cavilhas contrapinos ou troços arruelas (anilhas*) (incluindo as de pressão) e artigos semelhantes de ferro fundido ferro ou aço: Artigos roscados: Porcas

Brazil Tariff Classification: Nomenclatura Común del Mercosur (NCM)

In Brazil, HS 731816 is classified under the Nomenclatura Común del Mercosur (Nomenclatura Comum do Mercosul (NCM)) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Nomenclatura Común del Mercosur (NCM)

Local name Nomenclatura Comum do Mercosul (NCM)

Digits 8

Official source https://www.gov.br/receitafederal/pt-br

You know what 731816 means. Now see 2026 latest real trade activity for Steel Nuts in Brazil.

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

Search 2026 Latest Brazil Import Data Search 2026 Latest Brazil Export Data

Top Trading Product of HS Code 7318

Top Brazil import Product Under HS Code 7318

1 731815: Threaded articles : Other screws and bolts, whether or not with their nuts or washers $529.1M 2 731816: Threaded articles : Nuts $193.5M 3 731829: Nonthreaded articles : Other $189.5M

Figures shown for 2025.

For more 2026 recent data, search for Brazil import trade records

Top Brazil export Product Under HS Code 7318

1 731815: Threaded articles : Other screws and bolts, whether or not with their nuts or washers $75.6M 2 731816: Threaded articles : Nuts $32.1M 3 731829: Nonthreaded articles : Other $23.9M

Figures shown for 2025.

For more 2026 recent data, search for Brazil export trade records

Related HS Code to Brazil Steel Nuts (731816)

HS Code 73181600

HS Code 731811

Threaded articles : Coach screws

HS Code 731812

Threaded articles : Other wood screws

HS Code 731813

Threaded articles : Screw hooks and screw rings

HS Code 731814

Threaded articles : Selftapping screws

HS Code 731815

Threaded articles : Other screws and bolts, whether or not with their nuts or washers

HS Code 731819

Threaded articles : Other

HS Code 731821

Nonthreaded articles : Spring washers and other lock washers

HS Code 731822

Nonthreaded articles : Other washers

HS Code 731823

Nonthreaded articles : Rivets

Frequently Asked Questions

What is HS code 731816 in Brazil?

HS code 731816 covers Threaded articles : Nuts in Brazil. It sits in Chapter 73 (Articles of iron or steel), Heading 7318 of the Harmonized System, and is classified under NCM.

Is HS code 731816 the same across all countries?

What system does Brazil use to classify HS code 731816?

Where can I officially look up HS code 731816 in Brazil?