GJR Series
Product Type:
External Gear Pumps


The GJR Series delivers exceptional pumping performance for abrasive fluid applications. These compact, magnetically driven gear pumps feature a cavity style design with no dynamic seals. With benefits like chemical resistance, abrasive fluids pumping and smooth, pulseless delivery, GJR Series pumps are available in standard and OEM configurations.

Performance Summary

Flow Rate (min)
158 mL/min
2.5 US gal/hr
Flow Rate (max)
3.4 L/min
0.89 US gpm
Differential Pressure (max)
4.0 bar
58 psi
System Pressure (max)
21 bar
300 psi
Temperature Range
-46 to 132°C
-50 to 270°F
Viscosity Range 0.5 to 1500 cP
0.34 to 0.45 kg
0.75 to 1.00 lbs
Standard Ports 1/8"-28 BSP(F)
Recommended Max Speed 5500 RPM


GJR Datasheet

GJR with EagleDrive Datasheet

Product Features

  • Small Size
  • Smooth, Pulseless Delivery
  • Chemical and Abrasion Resistant
  • Easy to Service
  • Proven Reliability
  • Advanced Pump Technology
  • OEM Configurations
  • High-System Pressure Capability
  • Enhanced Efficiency

Displacement Range

  • Gear Set N21: 0.316 ml/rev (0.08 US gal/1000 rev)
  • Gear Set N23: 0.64 ml/rev (0.17 US gal/1000 rev)


  • Magnetic Drive Gear Pump
  • Cavity Style

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