Rexroth Pump
Rexroth Axial Piston Variable Pump A4VSO
  • Description
  • Technique Feature
  • Specification
  • Applied Range


Data Sheet of A4VSO Series

REXROTH Type Code of A4VSO Series




General information

– The pump A4VSO was designed for operation in open loop circuits.

– Systems design, installation and commissioning requires trained technicians or tradesmen.

– All hydraulic ports can only be used for the fastening of hydraulic service lines.

– Tightening torques:

   - All tightening torques mentioned in this data sheet are maximum values and may not be exceeded (Maximum values for the female threads in the castings). Please comply with the manufacturer‘s information regarding the max. permissible tightening torques for the used fittings. - For fastening screws to DIN 13 we recommend to check the permissible tightening torque in each individual case acc. to VDI 2230 issue 2003.

– During and shortly after operation of a pump the housing and especially a solenoid can be extremely hot. Take suitable safety measures (e.g. wear protective clothing).

– All given data and information has to be adhered to.

Technical data
Table of values

1) These values are valid at an absolute pressure of 1 bar in suction port S and for the optimum viscosity range νopt
2) Vg < Vg max


- Robust pump with very long service life

- Low noise

- Short control response times

- Excellent suction characteristics

- Through drive for mounting of further pumps up to same nominal size

- Swashplate design

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