420 Series Piston Pumps

Eaton Hydraulics
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Eaton Hydraulics

Eaton’s 420 Series mobile pumps are open circuit, axial piston designs with displacements of 41cc, 62cc, and 80cc. They are available with a variety of control options to match their performance to a broad range of mobile applications.

Ordering Guide

The ordering guide below provides technical specifications to assist you with your selection. When you are ready to order, simply scroll down to the 'Place your Order' section below the Ordering Guide or click on a part number in the Ordering Guide table.

Part number greyed-out? This means it has temporarily sold out, and will be available again soon. To request an ETA or to order in advance, please contact us on 1800 660 249.

Part NumberDisplacement
cc/rev
(in3/rev)
MountShaft TypeRotationMin Speed
(rpm) 
Max Speed
(rpm)
Control TypeSuction Port PositionPressure Port PositionRear Mount & Output shaft
421AK00561B412 Bolt B16/32 13 TLeft (CCW)6003600Pressure Flow Compensator with LS portRearRearNo auxiliary mounting
421AK00562B412 Bolt B0.875″ KeyedRight (CW)6003600Pressure Flow Compensator with LS portRearRearNo auxiliary mounting
421AK00563B412 Bolt B16/32 13 TRight (CW)6003600Pressure Flow Compensator with LS portSideSideNo auxiliary mounting
421AK00552B622 Bolt B0.875″ KeyedRight (CW)6003600Pressure Flow Compensator with LS portSideSideNo auxiliary mounting
421AK00553B622 Bolt B16/32 13 TRight (CW)6003600Pressure Flow Compensator with LS portSideSideNo auxiliary mounting
421AK00142B622 Bolt B1″ KeyedRight (CW)6003600Pressure Flow Compensator with LS portSideSideDual SAE A 2 Bolt, 9T 16/32
421AK00171B622 Bolt B1″ KeyedLeft (CCW)6003600Pressure Flow Compensator with LS portSideSideSAE B 2 Bolt, 13T 16/32
421AK00481B622/4 Bolt C1.25″ KeyedRight (CW)6003600Pressure Flow Compensator with LS portSideSideNo auxiliary mounting
421AK00483B622/4 Bolt C1.25″ KeyedRight (CW)6003600Pressure Flow Compensator with LS port, with bleed down orificeSideSideNo auxiliary mounting
421AK00487B622/4 Bolt C12/24 14TRight (CW)6003600Pressure Flow Compensator with LS portSideSideNo auxiliary mounting
421AK00501B622/4 Bolt C12/24 14TLeft (CCW)6003600Pressure Flow Compensator with LS portSideSideSAE A 2 Bolt, 9T 16/32
421AK00529B622/4 Bolt C1.25″ KeyedRight (CW)6003600Pressure Flow Compensator with LS portSideSideSAE B 2 Bolt, 13T 16/32
421AK00531B622/4 Bolt C1.25″ KeyedRight (CW)6003600Pressure Flow Compensator with LS port, with bleed down orificeSideSideSAE B 2 Bolt, 13T 16/32
421AK00492B802/4 Bolt C1.25″ KeyedRight (CW)6003600Pressure Flow Compensator with LS portSideSideNo auxiliary mounting
421AK00494B802/4 Bolt C12/24 14TRight (CW)6003600Pressure Flow Compensator with LS portSideSideNo auxiliary mounting

Place your Order

To make a purchase, simply scroll down to your desired part number, enter your order quantity in the box provided and then click on the 'Add to cart' button to add the product to your shopping cart.

  • 421AK00561B

    Brand: Eaton Hydraulics
    List Price: $2926.00 ex. GSTOur Price: $2194.50 ex. GST
  • 421AK00563B

    Brand: Eaton Hydraulics
    List Price: $2926.00 ex. GSTOur Price: $2194.50 ex. GST
  • 421AK00552B

    Brand: Eaton Hydraulics
    List Price: $3795.00 ex. GSTOur Price: $2846.25 ex. GST
  • 421AK00142B

    Brand: Eaton Hydraulics
    List Price: $4113.00 ex. GSTOur Price: $3084.75 ex. GST
  • 421AK00171B

    Brand: Eaton Hydraulics
    List Price: $4113.00 ex. GSTOur Price: $3084.75 ex. GST
  • 421AK00481B

    Brand: Eaton Hydraulics
    List Price: $4255.00 ex. GSTOur Price: $3191.25 ex. GST
  • 421AK00483B

    Brand: Eaton Hydraulics
    List Price: $4255.00 ex. GSTOur Price: $3191.25 ex. GST
  • 421AK00487B

    Brand: Eaton Hydraulics
    List Price: $4255.00 ex. GSTOur Price: $3191.25 ex. GST
  • 421AK00531B

    Brand: Eaton Hydraulics
    List Price: $4568.00 ex. GSTOur Price: $3426.00 ex. GST
  • 421AK00492B

    Brand: Eaton Hydraulics
    List Price: $4811.00 ex. GSTOur Price: $3608.25 ex. GST
  • 421AK00494B

    Brand: Eaton Hydraulics
    List Price: $4811.00 ex. GSTOur Price: $3608.25 ex. GST