70523 70553

Eaton 70523 / 70553 — variable displacement axial piston pump 69 cm³

Eaton 70523 and 70553 are variable displacement axial piston pumps for open-circuit hydraulic systems of the Series 7. The 70523 is a Single Piston Pump, the 70553 is a Single Piston Pump with Aux. Flange. Used in trucks and road machinery with hydraulic drive.

Full model range in the section Eaton Series 7

Technical specifications

• Displacement: 0–69 cm³
• Nominal pressure: 210 bar
• Maximum pressure: 310 bar
• Maximum speed: up to 2500 rpm
• Flow rate: 159 l/min
• Weight: 35.4 kg

Installed in equipment

• Volvo

  • Dumper 25 — Dump truck
• Dressta

  • 870 — Motor grader

Spare part numbers 70523 / 70553

• Eaton

  • 70502-200
  • 70502-202
  • 70552-200
  • 70552-203
  • 70552-209
  • 70502-606
  • 70442-929

Spare parts for Eaton 70523 / 70553

• Cylinder block Rotor
• Drive Shaft
• Separation Bush
• Ball guide
• Disk Spring
• Snap Ring
• Slider
• Coupling of drive shaft
• Cylinder block press pin
• Charge Pump
• Roller Bearing
• Cradle Bearing Set
• Retainer Plate
• Swash plate (cam rocker)
• Piston shoe
• Rotor Spring
• Seal kit pump
• Shaft Seal
• Wire
• Valve plate
• Ball guide washer
• Pressure Override Valve
• Control Valve Regulator
• Regulator assembly
• Servo Piston

Repair and service 70523 / 70553

Diagnostics and repair of axial piston pump Eaton 70523 / 70553: monitoring operating pressure and leaks, inspection of the piston group and valve plate, and bench testing after repair.

Contact us — we will repair 70523 / 70553 and provide spare parts with quality warranty.