20 Series

20 SERIES

Construction
  • Aluminum construction for excellent power to weight ratio
  • Journal bearings for long life and good over-hung load capacity
  • Buna-N seal are standard for petroleum & glycol based fluids – “Viton®” seals are optional
  • Pressure balanced plates for greater efficeincy
  • Maximum speed to 2500 rpm
  • Fluid displacements up to 9.10 cir (149.1 ccr) each Section
  • Maximum pressure to 2500 psi (172 bar)
  • Combined flow range up to 197 gpm (745.6 lpm) per section
  • Available in a single or bi-rotational configuration
    • [C] – Clockwise
    • [A] – Counter-Clockwise)
Available Configurations (Tandem units with:)
  • NST20 – flow sensitive unloading valve
  • NSD20 – flow sensitive unloading valve & power beyond port for the unloading valve
  • NSH20 – pressure sensitive unloading valve
  • NDS20 – pressure summation unloading valve
  • NSHD20 – flow and pressure sensitive unloading valve
  • PSH20 – air operated unloading valve

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