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Cast Iron Pump Discharge Pipe 3-inch

3-inch cast iron discharge pipe connecting sump pumps to drainage lines. HTS 7303.00.00 for hollow cast iron profile in fluid handling applications.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+37.5%37.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

8413.91.90Same rate: 37.5%

If specific pump components

Integral pump parts classify under 8413.91.

7307.29.00Higher: 80% vs 37.5%

If stainless discharge

Corrosion-resistant materials use 7307.29.

7306.40.50Higher: 75% vs 37.5%

If welded discharge tubes

Fabricated steel tubes shift to 7306.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Flange ratings (150# ANSI) must match pump ports

• Epoxy coat interiors for sewage pumps to resist abrasion