Hydraulic Pump Flow Rate and Motor Calculators
Enter Displacement of Pump per revolution

cu. inch per rev. cc per rev.
Enter rpm
 rev. per minute
Enter  Volumetric Efficiency 
%  (usually 98.5%)

   US gallon per min.
Imperial Gallon per min.
Litres per min.

 
Click here to use this flow value for Motor calculation
Enter  Pump Flow rate
US gallon per min. 
Imperial Gallon per min. 
  Litres per min.
Enter  Pressure
lbs per sq. inch gauge
Enter  Overall Efficiency 
%  (Usually 85%)

  hp.
 Kw