Product Details

Triple plungers Uni-one® Inner Gearbox Pump HJ40 SERIES 40KPSI

Brand Name HYDROJET
Place of Origin China
Model Number HJ-40-40K
Condition New

Product Features

HYDROJET BARESHAFT PUMPS :


The HYDROJET 40,000 psi UNI-ONE® Bareshaft Pump provides unrivaled 

durability and strength. The pump is capable of power inputs up to 600 

horsepower and, coupled with the bestHYDROJET UNI-ONE® fluid end, provides flowrates approaching one hundred and fifteen gallons per minute. 

HYDROJET bareshaft pumps are the best choice for those building their own 

system or replacing a complicated, worn, or unreliable pump.

The following UNI-ONE® Bareshaft Pumps are available:



• HJ40 Series (HJ10-40): 325HP  12 gpm@40K PSI



Seventeen different pump displacement levels are available within the five 

series. 


Power End:


• Ductile iron power frame is the strongest in the industry

• Heat treated billet alloy steel crankshaft

• Largest bearings of any pump on the market


UNI-ONE® Fluid End:


• Superior performance

• Greater flexibility in the field

• Reduced downtime and maintenance



NOTE: The placement of the crankshaft (right hand or left hand side) and 

paint color are required when ordering a bareshaft pump. Standard paint 

color is yellow.


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