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Model 39F
 Standard Duty Gear Pump
 316 SS |  Alloy-C |  Alloy-20
 Sealed | Mag-Drive
Port Connections 1 1/4" NPT/BSPT
1 1/4" FLG*
Max Flow Rate 21.5 GPM; 81.4 LPM
Max Differential Pressure 100 PSI; 6.9 BAR
Max Discharge Pressure 225 PSIG; 15.5 BARG
Max Viscosity 100,000 CPS (mPas)
Max Temperature 500 °F; 260 °C
Min Temperature -40 °F; -40 °C
Max Speed 1750 RPM
NPSHR @ Max Speed 3.0 FT; 0.9 M
Lift (Dry) @ Max Speed 14.0 FT; 4.2 M
Weight (without motor)
  Sealed, Long-Coupled
  Sealed, Close-Coupled
  Mag, Close-Coupled

10 LBS; 4.5 KGS
36 LBS; 16.4 KGS
40 LBS; 18 KGS

The 3-Series Gear Pumps have been replaced by the H-Series gear pump line. The H-Series is recommended for all new applications as well as an upgrade to any existing 3-Series installations.

Liquiflo's original 3-Series Gear Pumps are manufactured from 316 Stainless Steel, Alloy-C or Alloy-20 and are available in Sealed or Mag-drive configurations with flows up to 55 GPM and differential pressures up to 100 PSI.

*Standard Flanges are ANSI 150# RF.

Contact us for your application needs

Performance Curves
39F (pdf)
Dimensional Drawings
39F Sealed LC (pdf)
39F Sealed LC Base (pdf)
39F MC/Sealed CC (pdf)
39F MC LC Base (pdf)
Product Manuals
31F-39F Sealed LC&CC (pdf)
31F-39F Mag-Drive CC (pdf)
Model Coding
3-Series (pdf)
Bill of Materials
39-Series (pdf)



39F Performance Curves  
39F Dimensional Drawings  
39F Sealed with Threaded Ports, Long-Coupled

Model 39F
Dimensional Data (inches) for available Seal Configurations
Dimension Single Mechanical Seal
Double Mechanical Seal
External Mechanical Seal Packing Seal Lip Seal
CP (1) 10.44 -- 10.44 --
L 7.47 -- 7.47 --
N 2.00 -- 2.00 (2) --
(1) Add .31 inches for Bearing Flush Plugs.
(2) Minimum dimension.


39F Mag-Drive & Sealed with Threaded Ports, Close-Coupled



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