The PR4-3X radial piston pumps from Bosch Rexroth are fixed displacement, self-priming, valve-controlled pumps that are available with several pressure ports and cylinder combinations. The hydro-dynamically lubricated plain bearings will provide long service life for the system. The maximum operating pressure and displacement are 10150 psi and 1.19 in³ respectively. Available in 14 sizes that are suitable for device design.
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