Metering Plunger Pump

High-precision reciprocating plunger pump for boiler chemical feed systems. Fixed displacement volumes under 8413.50.00 for liquid chemical metering applications. Adjustable stroke length for flow control.

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 with factory-installed flow meter

Integral measuring device changes pump classification.

8404.10.00Higher: 38.5% vs 35%

If auxiliary to boiler proper

Direct boiler feedwater pumps are boiler auxiliaries.

9032.89.60Higher: 36.7% vs 35%

If automatic control component

Control-integrated metering becomes process control gear.

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

Accuracy specs within ±1% required for metering verification

Leak-free plunger seal certifications essential

Integration compatibility with PLC control systems

Related Products under HTS 8413.50.00

Brewery Transfer Piston Pump

Hygienic reciprocating piston pump for wort, beer, and syrup transfer in breweries. Meets food safety standards under 8413.50.00 for gentle handling of shear-sensitive liquids. Low shear design preserves product quality.

Hydraulic Piston Pump

A reciprocating positive displacement pump using pistons to move hydraulic fluid under high pressure for industrial machinery. It falls under HTS 8413.50.00 as it is designed for liquids and operates via reciprocating motion to displace fixed volumes per cycle. Commonly used in construction equipment and presses.

Diaphragm Metering Pump

Reciprocating pump with a flexible diaphragm that displaces precise volumes of chemicals or liquids for dosing applications. Classified in 8413.50.00 due to its positive displacement mechanism via reciprocating diaphragm motion for liquid handling. Ideal for water treatment and chemical processing.

Plunger Pump for High Pressure Cleaning

Triplex plunger reciprocating pump delivering high-pressure water for industrial cleaning systems. It qualifies under HTS 8413.50.00 as a reciprocating positive displacement pump specifically for liquids. Used in pressure washers and surface cleaners.

Reciprocating Hand Pump for Fuel Transfer

Manual lever-operated reciprocating pump for transferring fuels and oils from drums. Falls under 8413.50.00 for its positive displacement action via reciprocating piston for liquid handling. Common in automotive workshops and agriculture.

Dosing Pump for Water Treatment

Electrically driven reciprocating piston pump for accurate chemical dosing in water purification systems. Classified as 8413.50.00 for reciprocating positive displacement of liquids in treatment processes. Features adjustable stroke for precise metering.