Mechanically Actuated Diaphragm Metering Pump

This mechanically actuated diaphragm metering pump uses a crankshaft or cam to reciprocate a diaphragm, delivering precise volumes of chemicals for dosing applications. Classified under HTS 8413.50.0050 as a reciprocating positive displacement diaphragm pump for accurate fluid dispensing.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

8413.81.00Same rate: 35%

If other reciprocating positive displacement type

Non-diaphragm reciprocating pumps like piston types go to different 8413.81 subheading.

8413.70.20Same rate: 35%

If designed primarily for fuel injection

Fuel injection pumps have specific classification regardless of diaphragm mechanism.

9028.10.00.00Higher: 37.5% vs 35%

If specialized for dispensing medication doses

Metering pumps for medical applications classified as dispensers in Chapter 90.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Include stroke length, speed range, and chemical compatibility data in entry docs

Labeling must specify maximum flow rate and pressure; FDA compliance if for food/pharma