Hydraulic Displacement Calculator
Formula to calculate gear pump displacement
Q = (Pi / 2) x B x (DA square - A square)
Q = Displacement cm3 /rev
B = Gear Width cm
DA = Gear tip diameter cm
A = Gear Centres (when meshed) cm
Please note this is a general guide and cannot be relied on to be 100% accurate. UHE do not accept any liability for misapplication of this information.