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
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If rigid pipe rather than flexible
Rigid stainless steel pipes for gas fall under Chapter 73 as tube fittings, not flexible tubing.
If imported solely as appliance connector valve
Valve assemblies with integral short flex sections classified by function under taps and valves.
If for specific gas appliance parts
Parts of air conditioning or heating units may shift to Chapter 84 if end-use specified.
Not sure which classification is right?
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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
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