Stainless Steel Plunger Pumps


These new stainless steel plunger pumps meet the requirements of specialized industrial applications where corrosive and aggressive liquids need to be pumped. These triplex high pressure pumps are ideally suited to applications such as hydrostatic pressure testing of vessels and pipes, flushing through small instrument lines, enhanced oil recovery, saltwater desalination and high pressure chemical dosing  and injecting providing both high efficiency and long life.  

 These stainless steel plunger pumps also have a flushed option with models 3501C and 3511C,  providing cooling with hi-temp liquids and added lubrication with low lubricity liquids such as DI water or CO2 .


  •   Rugged continuous-duty triplex design provides low pulsation, energy efficiency and long life 
  • 316SS liquid-end construction with optional NBR, FPM, EPDM and PTFE elastomers meets the demands of a wide range of aggressive liquids
  • 3501 or 3511 available as part of a custom pumping system including safety valves provides a system designed for the application with short lead times


  •     3501 Stainless Steel Pump     9 gpm, 5000 psi, 824 rpm
  •     3501C Stainless Steel Pump with flushed inlet
  •     3511 Stainless Steel Pump    14 gpm, 3000 psi, 800 rpm
  •     3511C Stainless Steel Pump with flushed inlet


  • triplex high pressure pumps
  • energy efficiency and long life
  • low pulsation
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