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HD20F Non-Metallic 2″ (50mm) AODD – Flap Valve Pump

The Sandpiper 2″ heavy-duty non-metallic flap valve pump has been designed to solve the most common challenges in mine dewatering, sump and chemical transfer applications. The robust, yet lightweight design allows for ease of maintenance and movement. This unique pump, ideal for handling solids and corrosive fluids, has been engineered to fully function in any position. It has durable mounting feet and includes lifting handles and hanging points–making it a perfect solution for numerous applications.




  • Removable clean-out cap: Simply removing six bolts on the clean-out cap allows access to clear simple clogs without disassembling the entire pump
  • Bottom discharge ported: Provides gravity assist for pumping settling solids
  • Lightweight and portable: At 53 lbs (24 kg), it can be safely and easily transported.
  • Best-in-class air consumption reduces your annual costs on compressed air
  • Less than 65 SCFM at max pump flow
  • Optional flanged or threaded connection for additional flexibility
  • Max capacity: 150 gpm (568 lpm)
  • Max discharge pressure: 100 psi (7.0 bar)
  • Pipe size: 2″ NPT/BSP/ANSI/DIN flange
  • Max solids handling: 1.8″ (46 mm)

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