Diaphragmatic Pump


  • Self-priming
  • Automatic suction
  • Compact, light-weight design
  • Versatile applications
  • Can handle solids up to 1⅝”

Diaphragmatic Transfer Pump Oil Spill Response 05

New Naval's Diaphragmatic Transfer Pump is a robust and built for versatile applications including oil spill response operations, dewatering, tank cleaning procedures and many other tasks where pumping and transfers of various liquids take place up to 20 m³/h. Often referred to as a Mud or Sludge Pump, the Diaphragm Transfer Pump is designed to pump mud, slurry, sewage and thick liquids that are highly viscous. This economic pump employs durable materials making it ideal for long-term use and consistent performance. It is light-weight, compact and equipped with wheels making the pump ideal for operations.

  • The pump is equipped with a built-in check valve, enables constant self-priming to 6m (20 ft)
  • The pump is constructed of cast thermoplastic
  • The pump is driven by an air-cooled, one-cylinder four-stroke diesel engine.
  • It utilizes a semi-open, clog resistant impeller
  • It is situated on a heavy-duty steel base
  • The hose inlet and outlet transfer connections are 2” in diameter


               PUMP APPLICATIONS                PUMP SYSTEM  

               • Skimmer Operations                 • Skimmer 

               • Liquid Transfer                           • Hydraulic Power Pack                 

               • Dewatering                                  • Temporary Storage 

               • Lightering                                     • Hydraulic Hoses              

               • Sewage Removal                       • Transfer Hoses    


Nameplate Capacity

20 m³/h 
Total Head Lift  7.62 m 
Length 107.6 cm 
Width 67cm
Height 64.1cm  
Weight 92 kg 
Solids Size Tolerance (max.) 1" - 5/8"
Self-Priming Lift 7.62 m 
Pump Speed (min. - max.) 960-1450 rpm
Inlet/Outlet Port 3" / 3"