Primary Pump ø50.8 FLANGE – Group 3

Standard primary hydraulic pump, with external gears and in aluminium.
It is a component of group 3.

Features and functions

It is a multiple pump stage to be assembled together with other components of group 0, group 1, group 2, and group 3. The flange of this model has a diameter of 50,8 mm. Stages are useful to always have in stock the pieces needed to compose multiple pumps based on your needs.

This model is also available with cast iron flange.

Characteristic Curves

 Download the file 9mscc3.pdf ~63 KB

Technical Data

  • Displacements from 14.89 cm3/rev to 86.87cm3/rev
  • Maximum pressures up to 320 bar
  • Rotation speeds up to 3000 rpm

Options available

  • Viton
  • Shaft seal
  • High-Pressure shaft seal
  • Inlet and outlet in the body or in the flange
  • Available shafts:
    • Tapered shaft 1:8 with key
    • Parallel shaft with key
    • Splined shaft

In the following tables you will find the most common versions of this product in STEP format. For other configurations please contact our technical office.



We are here to help you

Do you have any questions or need more information on the type of accessory to apply to your Vivoil pump, motor or flow divider? For any question or request please write, call us or read our FAQ