Basic Information

• Model: GHP3A-S-50-FG
• Brand: Marzocchi
• Pump Type: Single Gear Pump
• Series: GHP3A

Performance Parameters

• Displacement: 33 cc/rev (Group 3)
• Flow Rate: 48 L/min at 1500 rpm
• Pressure Rating:
  • Continuous Pressure: 270 bar
  • Intermittent Max Pressure: 285 bar
  • Peak Max Pressure: 300 bar
• Rotational Speed:
  • Maximum: 3300 rpm
  • Minimum: 500 rpm
• Efficiency: 93% between 1000 - 2000 rpm
• Inlet Pressure: 0.7 - 3 bar

Structural & Dimensional Parameters

• Rotation Direction: CCW (Counterclockwise), corresponding to "S" in the model
• Shaft Type: Spline-axe z=13 t SAE ø 22.2 mm (S1 type)
• Shaft Dimensions:
  • Shaft Diameter: 22.2 mm
  • Shaft Length (including fitting edge): 41 mm
• Fitting Edge Diameter: 101.6 mm
• Port Specification: BSP thread (marked by "FG" in the model)
  • Inlet Port: 1" BSP thread
  • Outlet Port: 3/4" BSP thread
• Mounting Flange: SAE A version, 2-holes mounting, ø 101.6 mm fitting edge

Material & Working Conditions

• Material Composition:
  • Front & Back Cover: Cast Iron
  • Housing: Aluminium
  • Sealing: NBR
  • Gears: Special Hardened Steel
• Hydraulic Oil Viscosity:
  • Allowed Range: 6 - 500 cst
  • Recommended Range: 10 - 100 cst
• Working Temperature Range: -10°C to +80°C (start-up and operating temperature)
• Max Shaft Torque: 600 Nm

Note