The D series Multistage Ring Section Centrifugal Stainless Steel Water Pump is a utility-grade, high-pressure, ring section pump with heavy duty, segmental ring, diffuser design. Axial thrust balance device with stacked rotor construction. Suitable for boiler feed pump and high building, long distance water transferring.

Design Features

Precision cast impellers

* smooth surface finish for improved hydraulic efficiency.
* multiple hydraulic designs for best customer fit.
* optional wear rings available to restore “as built” clearances.
* variety of materials available for different services.

Continuous channel mulitvane diffuser and stage piece

* eliminates one mating interface.
* provides additional rigidity for more reliable operation.
* simplifies maintenance procedures and reduces inventory requirements.
* smoothly directs the flow from stage to stage more efficiently.
* eliminates radial loads to assure longer bearing life.

Wear rings

* allow restoration of “as built” clearances.
* protect more expensive parts from wear.
* casing rings are standard.
* impeller rings are an option.

Parameters