d = Inner diameter of bearing's surface area, inches
D = Outer diameter of bearing's surface area, inches
P = Pressure on bearing, psi
V = velocity of bearing surface, feet per minute
PV = Pressure × Velocity
How to Use: Select the unit to convert from in the input units list pull-down. Select the unit to convert to in the output units list pull-down. Type the value to convert from into the input box on the left. The conversion result will immediately appear in the output box.