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Model 2R
 Ultra Low-Flow Gear Pump
 316 SS
 Mag-Drive

Port Connections 1/4" NPT
Max Flow Rate 15 GPH; 57 LPH
Max Differential Pressure 225 PSI; 15.5 BAR
Max Discharge Pressure 350 PSIG; 24.1 BARG
Max Viscosity * 5,000 CPS (mPas)
Max Temperature 500 °F; 260 °C
Min Temperature -40 °F; -40 °C
Max Speed 1750 RPM
NPSHR @ Max Speed 3 FT; 0.9 M
Lift (Dry) @ Max Speed negligible
Weight (without motor)
  Mag, Close-Coupled
5 LBS; 2.3 KGS
Liquiflo 2-Series Gear Pumps are manufactured from
corrosion-resistant 316 Stainless Steel and are available in Mag-drive configuration. The 2-Series Gear Pumps were designed for low-flow applications. Their compact and rugged design makes them ideal for many applications, including chemical dosing and metering, pipeline sampling and wastewater treatment.
* Specified at 300 RPM / 50 PSI ΔP / 77 °F.
 
 

Questions?
Contact us for your application needs

 
Performance Curves
2R (pdf)
 
NPSHR Curve
2R (pdf)
 
Dimensional Drawing
2-Series (pdf)
 
Product Manual
2-Series (pdf)
 
Model Coding
2-Series (pdf)
 
Bill of Materials
2-Series (pdf)

 

 
 
2R Performance Curves (Typical)  
 
 
 
 
2R Dimensional Drawing  
 
 
 
Model 2R
DIMENSIONAL DATA - inches (mm)
Motor Frame
CP
HL
HD
HV
HO
IEC 71 - B14 Face
6.30 [160]
5.00 [127]
2.80 [71.1]
3.09 [78.6]
4.61 [117]
NEMA 48C
6.67 [169]
5.36 [136]
3.00 [76.2]
3.29 [83.6]
4.81 [122]
NEMA 56C & 56HC *
7.04 [179]
5.74 [146]
3.50 [88.9]
3.79 [96.3]
5.31 [135]

* "CP" dimension for NEMA 56C & 56HC motors with legacy blue bracket includes .375 [9.5] thick
   adapter plate (not shown).  New pumps have 304 SS bracket and adapter plate is not required.

 

 

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