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Pump Specific Speed (U.S. Units)

Different types of impellers can best be described and evaluated by the impeller shapes and their associated specific speed. Move Mouse over text to view Equation. Move Mouse over text to view typical impeller shapes.

 

Data Input

Project:        
Prepared by: 

Date Prepared:

Click here to see the calculator   Need a Calculator to determine input? Click on 
Calculator Icon in the Box to the left. Calculate the 
new Value, copy and paste into the desired cells!

Flow at BEP: 

 gpm

Head at BEP:  

 ft.

Speed:

 rpm

No of Stages:

 -

1 - Single Entry Impeller    2 - Double Entry Impeller   
Your Selection

Result
Specific Speed  -

                  

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