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The impeller of a fluid pump contained within an impeller housing is axially located on the drive shaft of a motor by securing the impeller to a sleeve that is slidably keyed onto the end of a motor shaft with a seal spring disposed between the sleeve and impeller housing urging the sleeve and impel

The impeller of a fluid pump contained within an impeller housing is axially located on the drive shaft of a motor by securing the impeller to a sleeve that is slidably keyed onto the end of a motor shaft with a seal spring disposed between the sleeve and impeller housing urging the sleeve and impeller against the drive shaft so that the end thrust force is provided by the motor shaft bearings.

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An assembly for mounting the impeller of a fluid pump to the drive shaft of an electric motor, the pump being of the type including an impeller disposed for rotation within a stationary housing for pressurizing fluid through an inlet and an outlet of the housing and a resilient seal assembly for pre

An assembly for mounting the impeller of a fluid pump to the drive shaft of an electric motor, the pump being of the type including an impeller disposed for rotation within a stationary housing for pressurizing fluid through an inlet and an outlet of the housing and a resilient seal assembly for preventing fluid leakage from the housing, the improvement comprising the resilient seal assembly being disposed to urge the impeller in a direction towards the drive shaft of the motor for providing end thrust force to axially locate and maintain the impeller on the drive shaft, a sleeve slidably secured on the end of the drive shaft, the impeller being attached to the sleeve and the seal assembly being disposed between the sleeve and the housing.