Chad HS Code

HS Code 731821: Spring washers and other lock washers, of iron or steel in Chad

Q: Is HS code 731821 the same across all countries?

Yes — up to the 6-digit level, HS code 731821 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Chad extends it under TEC CEMAC / CEEAC CET.

Q: What system does Chad use to classify HS code 731821?

Chad classifies products under the CEMAC / CEEAC Common External Tariff (TEC CEMAC / CEEAC CET; locally Tarif Extérieur Commun CEMAC), 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 731821 in Chad?

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

What is HS Code 731821 in Chad

Under Chad's CEMAC / CEEAC Common External Tariff (Tarif Extérieur Commun CEMAC), HS Code 731821 is the WCO Harmonized System subheading for Spring washers and other lock washers, of iron or steel. This is the most detailed internationally standardized level; Chad extends classifications to 8 digits under its national tariff system. 731821 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 Chad import export trade data and shipment records for HS Code Spring and Lock Washers on TradeInt global trade data platform

Classification Path of HS Code 731821 in Chad

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 731821

Spring washers and other lock washers, of iron or steel

HS Code 73182100

Rondelles destinées à faire ressort et autres rondelles de blocage, en fonte, fer ou acier

Chad Tariff Classification: CEMAC / CEEAC Common External Tariff (TEC CEMAC / CEEAC CET)

In Chad, HS 731821 is classified under the CEMAC / CEEAC Common External Tariff (Tarif Extérieur Commun CEMAC) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule CEMAC / CEEAC Common External Tariff (TEC CEMAC / CEEAC CET)

Local name Tarif Extérieur Commun CEMAC

Digits 8

Official source https://www.finances.gouv.td/

You know what 731821 means. Now see 2026 latest real trade activity for Spring and Lock Washers in Chad.

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

Search 2026 Latest Chad Import Data Search 2026 Latest Chad Export Data

Top Trading Product of HS Code 7318

Top Chad import Product Under HS Code 7318

1 731815: Bolts/screws nes, with/without nut/washer, iron/steel $475.6K 2 731816: Nuts, iron or steel $322.3K 3 731829: Non-threaded articles of iron or steel, nes $138.8K

Figures shown for 2020.

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

Top Chad export Product Under HS Code 7318

1 731829: Non-threaded articles of iron or steel, nes $1.4K 2 731824: Cotters and cotter-pins, iron or steel $154 3 731815: Bolts/screws nes, with/without nut/washer, iron/steel $112

Figures shown for 2020.

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

Related HS Code to Chad Spring and Lock Washers (731821)

HS Code 73182100

Rondelles destinées à faire ressort et autres rondelles de blocage, en fonte, fer ou acier

HS Code 731811

Coach screws of iron or steel

HS Code 731812

Screws, wood, iron or steel, nes

HS Code 731813

Screw hooks and screw rings of iron or steel

HS Code 731814

Screws, self-tapping, iron or steel

HS Code 731815

Bolts o screws nes,with o without their nuts o washers,iron o steel

HS Code 731816

Nuts of iron or steel

HS Code 731819

Threaded articles of iron or steel, nes

HS Code 731822

Washers of iron or steel (excl. spring washers and other lock washers)

HS Code 731823

Rivets of iron or steel (excl. tubular and bifurcated rivets for particular uses)

Frequently Asked Questions

What is HS code 731821 in Chad?

HS code 731821 covers Spring washers and other lock washers, of iron or steel in Chad. It sits in Chapter 73 (Articles of iron or steel), Heading 7318 of the Harmonized System, and is classified under TEC CEMAC / CEEAC CET.

Is HS code 731821 the same across all countries?

What system does Chad use to classify HS code 731821?

Where can I officially look up HS code 731821 in Chad?