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Model 41
 Low Flow Gear Pump
 316 SS |  Alloy-C |  Titanium
 Mag-Drive
Port Connections 1/4" NPT
3/8" BSPT
Max Flow Rate 0.5 GPM; 1.8 LPM
Max Differential Pressure 100 PSI; 6.9 BAR
Max Discharge Pressure 300 PSIG; 20.7 BARG
Max Viscosity * 8,400 CPS (mPas)
Max Temperature 500 °F; 260 °C
Min Temperature -40 °F; -40 °C
Max Speed 1750 RPM
NPSHR @ Max Speed 4.5 FT; 1.4 M
Lift (Dry) @ Max Speed 0.5 FT; 0.15 M
Weight (without motor)
  Mag, Close-Coupled
11 LBS; 5 KGS
Liquiflo 4-Series Gear Pumps are manufactured from
316 Stainless Steel, Alloy-C or Titanium and are available in Mag-drive configuration. The 4-Series Gear Pumps were designed for OEM applications such as chemical feed systems. These pumps offer a large selection of materials to cover a wide variety of chemical processing applications. A unique feature of the 4-Series pump is its parallel port connections located on the front of the pump.
* Specified at 300 RPM / 50 PSI ΔP / 77 °F.
 
 

Questions?
Contact us for your application needs

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

 

 
 
41 Performance Curves (Typical)  
 
 
 
 
41 Dimensional Drawing  
 

Model 41
DIMENSIONAL DATA - inches [mm]
Motor Frame
CP
HD
HO
HV
X
2X
IEC 71 - B14 Face
5.93 [151]
2.80 [71.1]
5.40 [137]
3.30 [83.8]
.75 [19]
1.50 [38.1]
NEMA 48C
6.30 [160]
3.00 [76.2]
5.60 [142]
3.50 [88.9]
NEMA 56C & 56HC *
6.67 [169]
3.50 [88.9]
6.10 [155]
4.00 [102]
Port Connections
P (NPT)
P (BSPT)
1/4"
3/8"

* "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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