United States of America HS Code

HS Code 73181300: Screw hooks and screw rings in United States of America

Q: Is HS code 73181300 the same across all countries?

Only the first 6 digits of HS code 73181300 are internationally harmonized. The remaining digits are added by United States of America under HTS / HTSUS and are not directly comparable to other countries' codes.

Q: What system does United States of America use to classify HS code 73181300?

United States of America classifies products under the Harmonized Tariff Schedule of the United States (HTS / HTSUS; locally Harmonized Tariff Schedule), which extends HS codes to 10 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 73181300 in United States of America?

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

What is HS Code 73181300 in United States of America

Under United States of America's Harmonized Tariff Schedule of the United States (Harmonized Tariff Schedule), HS Code 73181300 is classified as Screw hooks and screw rings. United States of America's tariff system extends the WCO Harmonized System to 10 digits with national subdivisions. 73181300 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 United States of America import export trade data and shipment records for HS Code Screw Hooks and Rings on TradeInt global trade data platform

Classification Path of HS Code 73181300 in United States of America

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 73181300

Screw hooks and screw rings

HS Code 7318130030

Having shanks or threads with a diameter of less than 6 mm

HS Code 7318130060

Having shanks or threads with a diameter of 6 mm or more

United States of America Tariff Classification: Harmonized Tariff Schedule of the United States (HTS / HTSUS)

In United States of America, HS 73181300 is classified under the Harmonized Tariff Schedule of the United States (Harmonized Tariff Schedule) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Harmonized Tariff Schedule of the United States (HTS / HTSUS)

Local name Harmonized Tariff Schedule

Digits 10

Official source https://www.cbp.gov/

You know what 73181300 means. Now see 2026 latest real trade activity for Screw Hooks and Rings in United States of America.

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

Search 2026 Latest United States of America Import Data Search 2026 Latest United States of America Export Data

Top Trading Product of HS Code 7318

Top United States of America import Product Under HS Code 7318

1 731815: Threaded articles : Other screws and bolts, whether or not with their nuts or washers $2.8B 2 731816: Threaded articles : Nuts $1.4B 3 731814: Threaded articles : Selftapping screws $1.1B

Figures shown for 2025.

For more 2026 recent data, search for United States of America import trade records

Top United States of America export Product Under HS Code 7318

1 731815: Threaded articles : Other screws and bolts, whether or not with their nuts or washers $2.5B 2 731816: Threaded articles : Nuts $1.2B 3 731829: Nonthreaded articles : Other $575.2M

Figures shown for 2025.

For more 2026 recent data, search for United States of America export trade records

Related HS Code to United States of America Screw Hooks and Rings (73181300)

HS Code 7318130030

Having shanks or threads with a diameter of less than 6 mm

HS Code 7318130060

Having shanks or threads with a diameter of 6 mm or more

HS Code 731811

Threaded articles : Coach screws

HS Code 731812

Threaded articles : Other wood screws

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 731816

Threaded articles : Nuts

HS Code 731819

Threaded articles : Other

HS Code 731821

Nonthreaded articles : Spring washers and other lock washers

HS Code 731822

Nonthreaded articles : Other washers

73181300 in Other Countries

See how 73181300 (Screw Hooks and Rings) is classified across other countries, each with its own national code and local description.

Compare 73181300 across countries

Frequently Asked Questions

What is HS code 73181300 in United States of America?

HS code 73181300 covers Screw hooks and screw rings in United States of America. It sits in Chapter 73 (Articles of iron or steel), Heading 7318 of the Harmonized System, and is classified under HTS / HTSUS.

Is HS code 73181300 the same across all countries?

What system does United States of America use to classify HS code 73181300?

Where can I officially look up HS code 73181300 in United States of America?