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Return Line Filter – 4-Hole Mounting – RFM


The HYDAC RFM 4-Hole Mounting filter series is a return line filter. It has a flow capacity up to 850 l/min and a pressure capacity up to 10 bar.

The design of the filter housings is in accordance with international regulations. They consist of a filter head (with 4-hole flange), filter bowl and a screw-on cover plate.

Standard equipment:

  • With bypass valve
  • Connection for a clogging indicator (Important: please state mounting position for indicator!)


  • Flow rates up to 850 l/min (tank mounted versions) or up to 2600 l/min (in-tank versions)
  • Pressure levels up to 10 bar
  • Connections: G½ to SAE DN 65
  • Installation sizes: 75, 90, 150, 165, 185, 210, 270, 330, 500, 600, 661, 851
  • Options: 2-hole or 4-hole fastening
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HYDAC Australia

HYDAC New Zealand

AUSTRALIA 1300 449 322

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