R4 ‒ fixed displacement - R901089173 - "PR4-3X/10,00-500RA01M01"

Part Number: R901089173

Manufacturer: Bosch Rexroth


 Hydraulic pumps of type R4 are integral check valve-controlled, self-priming radial piston pumps with fixed displacement. R4 pumps are designed for high pressure operation and long life. 


  • Sizes 1.6 to 20 
  • Radial piston pump with 3, 5 or 10 pistons 
  • Self-priming, valve-controlled 
  • Long bearing life due to hydro-dynamically lubricated plain bearings 
  • Optional combination with variable displacement vane and axial piston pumps 

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