A = Area of Piston (in²) C = Circumference of Piston (in) D = Displacement (in³/rev)

DIA = Diameter of Piston (in) F = Force of Cylinder (lb) H = Height (in)

HP = Power (hp) L = Length (in) P = Pressure (psi)

Q = Flow (gpm) RPM = Rotational Speed (rpm) S = Linear Speed (in/sec)

T = Torque (ft-lbs) V = Volume of Cylinder (gal) W = Width (in)

• Pumps
• Motors
• Cylinders
• Reservoirs

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Pump Displacement (IN³/REV)

D = Q x 231 ÷ RPM D = Displacement (in³/rev) Q = Flow (gpm) RPM = Speed (rpm) C A L C U L A T O R

D = T x 75.4 ÷ P D = Displacement (in³/rev) T = Torque (ft-lb) P = Pressure (psi) C A L C U L A T O R

Pump Flow (GPM)

Q = HP x 1714 ÷ PSI Q = Flow (gal/min) HP = Power (hp) P = Pressure (psi) ​C A L C U L A T O R

Q = D x RPM ÷ 231 Q = Flow (gpm) D = Displacement (in³/rev) RPM = Speed (rpm) C A L C U L A T O R

Pump Horsepower (HP)

HP = P x Q ÷ 1714 HP = Power (hp) P = Pressure (psi) Q = Flow (gpm) C A L C U L A T O R

HP = P x RPM x D ÷ 395934 HP = Power (hp) P = Pressure (psi) RPM = Speed (rpm) D = Displacement (in³/rev) C A L C U L A T O R

Pump Pressure (PSI)

P = HP x 1714 ÷ Q P = Pressure (psi) HP = Power (hp) Q = Flow (gpm) C A L C U L A T O R

P = HP x 395934 ÷ RPM ÷ D P = Pressure (psi) HP = Power (hp) RPM = Speed (rpm) D = Displacement (in³/rev) C A L C U L A T O R

Pump Speed (RPM)

RPM = Q x 231 ÷ D RPM = Speed (rpm) Q = Flow (gpm) D = Displacement (in³/rev) C A L C U L A T O R

RPM = HP x 5252 ÷ T RPM = Speed (rpm) HP = Power (hp) T = Torque (ft-lb) ​C A L C U L A T O R

Pump Torque (FT-LB)

T = HP x 5252 ÷ RPM T = Torque (ft-lb) HP = Power (hp) RPM = Speed (rpm) C A L C U L A T O R

T = D x P ÷ 75.4 T = Torque (ft-lb) D = Displacement (in³/rev) P = Pressure (psi) ​C A L C U L A T O R

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Motor Torque (FT-LB)

T = HP x 5252 ÷ RPM T = Torque (ft-lb) HP = Power (hp) RPM = Speed (rpm) C A L C U L A T O R

T = D x P ÷ 75.4 T = Torque (ft-lb) D = Displacement (in³/rev) P = Pressure (psi) ​C A L C U L A T O R

Motor Speed (RPM)

RPM = Q x 231 ÷ D RPM = Speed (rpm) Q = Flow (gpm) D = Displacement (in³/rev) C A L C U L A T O R

RPM = HP x 5252 ÷ T RPM = Speed (rpm) HP = Power (hp) T = Torque (ft-lb) ​C A L C U L A T O R

Motor Horsepower (HP)

HP = T x RPM ÷ 5252 HP = Power (hp) T = Torque (ft-lb) RPM = Speed (rpm) ​C A L C U L A T O R

HP = P x Q ÷ 1714 HP = Power (hp) P = Pressure (psi) Q = Flow (gpm) ​C A L C U L A T O R

HP = P x RPM x D ÷ 395934 HP = Power (hp) P = Pressure (psi) RPM = Speed (rpm) D = Displacement (in³/rev) ​C A L C U L A T O R

Motor Pressure (PSI)

P = T x 75.4 ÷ D P = Pressure (psi) T = Torque (ft-lb) D = Displacement (in³/rev) C A L C U L A T O R

P = HP x 1714 ÷ Q P = Pressure (psi) HP = Power (hp) Q = Flow (gpm) C A L C U L A T O R

P = HP x 395934 ÷ RPM ÷ D P = Pressure (psi) HP = Power (hp) RPM = Speed (rpm) D = Displacement (in³/rev) ​C A L C U L A T O R

Motor Flow (GPM)

Q = HP x 1714 ÷ P Q = Flow (gpm) HP = Power (hp) P = Pressure (psi) ​C A L C U L A T O R

Q = D x RPM ÷ 231 Q = Flow (gpm) D = Displacement (in³/rev) RPM = Speed (rpm) C A L C U L A T O R

Motor Displacement (IN³/REV)

D = Q x 231 ÷ RPM D = Displacement (in³/rev) Q = Flow (gpm) RPM = Speed (rpm)​ C A L C U L A T O R

D = T x 75.4 ÷ P D = Displacement (in³/rev) T = Torque (ft-lb) P = Pressure (psi) C A L C U L A T O R

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Cylinder Bore (IN)

BORE = DIA = C ÷ π DIA = Piston Diamaeter (in) C = Circumference (in) ​π = 3.14159 ​C A L C U L A T O R

DIA = sqrt ( F ÷ P ÷ 0.785) DIA = Piston Diameter (in) F = Force (lb) P = Pressure (psi) C A L C U L A T O R

Cylinder Piston Area (IN²)

A = DIA² x 0.785 A = Area (in²) DIA = Piston Diameter (in) C A L C U L A T O R

A = F ÷ P A = Area (in²) F = Force (lb) P = Pressure (psi) C A L C U L A T O R

Cylinder Force (LB)

F = A x P F = Force (lb) A = Area of Piston (in²) P = Pressure (psi) C A L C U L A T O R

F = DIA² x P x 0.785 F = Force (lb) DIA = Piston Diameter (in) P = Pressure (psi) C A L C U L A T O R

Cylinder Pressure (PSI)

P = F ÷ A P = Pressure (psi) F = Force (lb) A = Flow (gpm) C A L C U L A T O R

Cylinder Speed (IN/SEC)

Extend Speed ​S = Q x 4.904 ÷ DIA² S = Speed (in/sec) Q = Flow (gpm) DIA = Piston Diameter (in) C A L C U L A T O R

Retract Speed ​S = Q x 4.904 ÷ (pDIA² - rDIA²) S = Speed (in/sec) Q = Flow (gpm) pDIA = Piston Diameter (in) ​rDIA = Rod Diameter (in) C A L C U L A T O R

Cylinder Flow (GPM)

Q = S x DIA² ÷ 4.904 Q = Flow (gpm) S = Speed (in/sec) DIA = Piston Diameter (in) C A L C U L A T O R

Cylinder Volume (GAL)

V = A x L ÷ 231 V = Volume (gal) A = Area of Piston (in²) L = Length of Stoke (in) C A L C U L A T O R

V = DIA² x L ÷ 294.27 V = Volume (gal) DIA = Piston Diameter (in) L = Length of Stoke (in) C A L C U L A T O R

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Reservoir Volume (GAL)

V = L x W x H ÷ 231 V = Volume (gal) L = Length (in) W = Width (in) H = Height of Oil (in) C A L C U L A T O R

Saddle Tank Volume (GAL)

V = DIA² x L x ÷ 294.27 V = Volume (gal) DIA = Tank Diameter (in) L = Tank Length (in) C A L C U L A T O R

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