Centrifugal Pump Parts

Pump Parts, Horizontal End-Suction

From the Prime Mover (usually an electric motor) to the Suction Nozzle

Close Coupling, some of the parts...
*Bearing are situated inside the motor casing, there is no bearing housing

Electric Motor
Shaft
Shaft Key
Close Coupling
Motor Bracket
Mechanical Seal
Seal Retaining Ring
Shaft Sleeve
Impeller
Wear Ring
Gasket (between motor bracket and volute casing)
Volute Casing
Volute Chamber
Discharge Nozzle
Suction Nozzle


Flexible Coupling, some of the parts...
*Bearing situated inside the bearing housing, and not inside the motor casing

Electric Motor
Shaft
Shaft Key
Coupling of the motor
Spacer
Coupling of the pump
Lip Seal
Big - Axial bearing act to counteract the axial force (near motor)
Small - Radial bearing act to counteract the radial force (near pump)
Bearing housing back plate
Bearing housing
C-Ring that hold the bearing in place
Gasket on the pump face
Pump face
Volute chamber
Volute casing
Shaft key
Shaft
Impeller vane
Impeller
Discharge nozzle
Suction nozzle