Brass Flexible Gas Line with Fittings

A flexible corrugated brass tubing assembly equipped with threaded end fittings for connecting natural gas appliances to supply lines. Classified under HTS 8307.90.3000 as flexible tubing of base metal (brass) with fittings, designed for gas conveyance in residential and commercial settings.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.8%+35.0%38.8%
🇲🇽Mexico3.8%+10.0%13.8%
🇨🇦Canada3.8%+10.0%13.8%
🇩🇪Germany3.8%+10.0%13.8%
🇯🇵Japan3.8%+10.0%13.8%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7307.99.50Higher: 39.3% vs 38.8%

If rigid pipe rather than flexible

Rigid stainless steel pipes for gas fall under Chapter 73 as tube fittings, not flexible tubing.

8481.80.90Lower: 37% vs 38.8%

If imported solely as appliance connector valve

Valve assemblies with integral short flex sections classified by function under taps and valves.

8415.90.80Lower: 18.9% vs 38.8%

If for specific gas appliance parts

Parts of air conditioning or heating units may shift to Chapter 84 if end-use specified.

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Import Tips & Compliance

Verify pressure ratings and certifications like ANSI Z21.69 to meet US safety standards for gas lines

Include material test reports and fitting torque specs in documentation to avoid CBP reclassification