Air-Operated Double Diaphragm Pump
An air-operated double diaphragm pump uses compressed air to drive two flexible diaphragms, creating reciprocating motion for pumping liquids without internal moving parts contacting the fluid. It falls under HTS 8413.50.0050 as a diaphragm pump, a type of reciprocating positive displacement pump designed for handling corrosive or abrasive liquids in industrial applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as replacement parts only
Diaphragms or pump heads classified separately as parts of pumps, not complete units.
If integrated into semiconductor wafer processing machine
Machines for semiconductor manufacture classified in Chapter 84 heading 8479, not as standalone pumps.
If fitted with integral liquid metering device
Pumps with built-in measuring devices for liquids fall under Chapter 90 instruments.
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Import Tips & Compliance
• Verify pump displacement capacity and material construction (e.g
• PVDF, stainless steel) match declared specifications to avoid reclassification
• Provide detailed technical specs including max pressure and flow rate; ensure CE or ATEX certification for hazardous location use
Related Products under HTS 8413.50.00.50
Semiconductor Wafer Processing Diaphragm Pump
A specialized diaphragm pump for semiconductor manufacturing circulates ultra-pure chemicals during wafer etching and cleaning processes without contamination. It qualifies under HTS 8413.50.0050 as a diaphragm-type reciprocating pump used in high-purity fluid handling.
High-Pressure Diaphragm Booster Pump
This high-pressure diaphragm pump boosts water pressure in industrial cleaning systems using reciprocating diaphragm action. Classified in HTS 8413.50.0050 as other diaphragm pumps.
Slurry Abrasion-Resistant Diaphragm Pump
Built with hardened diaphragms for mining slurry transfer containing abrasive solids. HTS 8413.50.0050 for reciprocating diaphragm pumps handling viscous fluids.
Laboratory Micro-Diaphragm Dosing Pump
Precision micro-diaphragm pump for laboratory reagent dosing with flow rates under 1 mL/min. Covered by HTS 8413.50.0050 as small reciprocating diaphragm pumps.
Double Containment Diaphragm Leak Detection Pump
Safety diaphragm pump with secondary containment and leak sensors for hazardous chemical transfer. HTS 8413.50.0050 classification for advanced diaphragm designs.
Pulsation-Dampened Diaphragm Process Pump
Diaphragm pump with integrated pulsation dampener for steady flow in continuous processes. Remains under HTS 8413.50.0050 as diaphragm reciprocating pump.