CyberMax
HTS lookup › Chapter 73 › Heading 7307

HTS 7307.21 (7307.21.00) duty rate

7307.21.00 is not a rated tariff line. Subheading 7307.21 (Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel › Other, of stainless steel › Flanges) is split into 2 tariff lines, and the duty rate depends on which one your product falls under:

LineDescriptionGeneralSection 301 (China)Exclusions
7307.21.10Not machined, not tooled and not otherwise processed after forging3.3%List 3 +25%
7307.21.50Flanges: Other5.6%List 3 +25%

Open the line that matches your product for its full rate table, Section 301 actions, exclusions, statistical suffixes and a free duty calculator.

Official USITC HTS, 2026HTSRev22 · check on hts.usitc.gov

Subheading 7307.21 at a glance

Heading 7307 · Chapter 73 · HTS lookup

General information from the official US Harmonized Tariff Schedule (USITC); not legal or customs advice. Classification is decided by CBP.

🔔 Get a browser alert when US tariffs change (free, no email, one click to stop).