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Great Plains Inc - HP-100 Dual Flo® Action Piston Hand Pump

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The HP-100 Dual Flo® action piston hand pump is a premium hand pump that is reliable and versatile. For high-volume fuel transfer, use the high handle position; the HP-100 generates twice the flow of any other hand pump with up to 50 gallons per 100 strokes. This premium pump moves fluid on both push and pull strokes and has a lockable handle.

This hand pump has die-cast aluminum housing, lightweight construction, a stainless steel piston shaft and liner, and a built-in air valve to prevent leakage at the nozzle. Buna-N seals.

To be used with either Kerosene, Gasoline (up to 15% alcohol blends such as E15), Diesel fuel (up to 20% biodiesel blends such as B20), Petroleum products such as medium oil (up to 30W), or hydraulic fluid.


  • Hose size: 3/4"D x 8'L
  • Mechanical connections: 1" inlet / 3/4" outlet / 2" bung
  • Suction pipe adjusts lengths from 20 to 40 inches
  • Pumping capacity of 1/2 gallon (1.9 litres) per stroke
  • Thermoplastic nozzle


Warranty 2 Year Warranty
Warranty 2 Year Warranty

Our Guarantee stands behind all of its products. We guarantee our merchandise to be free of manufacturing defects and will accept any defective item for refund or exchange. For more details, please see our full Return Policy.


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Shipping Information

Shipping Method Expected Delivery
Ground Up to 8 business days*

*Some restrictions apply. We have temporarily suspended shipping to California while we work on Proposition 65 compliance. Read more.