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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