GN Series
Product Type:
External Gear Pumps


The GN Series cavity style, magnetic drive gear pumps offer advantages like small size, ease of integration, and exceptionally easy servicing. For high pressure jobs, choose the GN Series with high system pressure capabilities to 103 Bar (1500 psi). Available in a wide range of chemically resistant materials and custom configurations, Series GN pumps have the power to handle your toughest requirements.

Performance Summary

Flow Rate (min)
12.3 L/min
3.2 US gpm
Flow Rate (max)
42.9 L/min
11 US gpm
Differential Pressure (max)
6.9 bar
100 psi
System Pressure (max)
103 bar
1500 psi
Temperature Range
-46 to 121°C
-50 to 250°F
Viscosity Range 0.5 to 2500 cP
8.4 kg
18.5 lbs
Standard Ports 3/4"-14 NPT(F)
Recommended Max Speed 1750 RPM


GN Datasheet

Product Features

  • Small Size
  • Smooth, Pulseless Delivery
  • Chemically Resistant
  • Easy to Service
  • Proven Reliability
  • Advanced Pump Technology
  • Wide Range of Options
  • OEM Configurations
  • High-System Pressure Capability
  • Enhanced Efficiency

Displacement Range

  • Gear Set G35: 24.5 ml/rev (6.5 US gal/1000 rev)


  • Magnetic Drive Gear Pump
  • Cavity Style
  • Helical, Shafted Gears
  • Sleeve Bushings
  • O-ring Seals

Wetted Materials

  • Base Materials
    • 316 Stainless Steel
    • Alloy 20
  • Gears
    • PTFE
    • PEEK
  • Static Seals
    • FKM
    • EP
    • FFKM
    • TEV


  • Driven & Driving
    • Rare Earth

Product Enhancements

  • High System Pressure
  • Carbon Bushings
  • Hardened Shafts

Related Products


For Distributors only: Select values for each attribute below. As you change the values, the table below will filter to show you only those products that conform to your specifications.

Configurator pricing is for planning purposes only, official product pricing is available in the Price List – downloadable from the Distributor Portal.

Download technical specifications here.

Gear Set:

Gear Material:

Static Seals:

Base Materials:

Drive Mount:

Clear Form

Find a

Find Now

Get a

Get Now

Find a

Find Now

Micropump products are manufactured with minimal environmental impact enabling earth-friendly pumping innovations.