Liquid Handling Pumps from General Pump

High Pressure, Triplex Plunger Pump, Solid Shaft -- MWN32A

High Pressure, Triplex Plunger Pump, Solid Shaft -- MWN32A -- View Larger Image
High Pressure, Triplex Plunger Pump, Solid Shaft -- MWN32A-Image


  • Flows from 36.0 GPM to 106.0 GPM
  • Low-high pressure packing design with integrated cooling system
  • Vertically fitted suction/delivery valves
  • Splash lubrication
  • Gear ratios: 1500 RPM=1.876:1, 1800 RPM=2.238:1, 2200 RPM=2.722:1, 2600 RPM=3.25:1
  • Optional drain/prime valve kit included
  • ASTM F51 SS manifold, 17/4 PH SS valves
  • ATEX Available

MWN Series – Specifications:
Max. Inlet Pressure: 45 PSI
Max Fluid Temperature: 140° F
Inlet Port Thread: See specification sheet
Discharge Port Thread: See specification sheet
Shaft Diameter: 1.969";/50 mm
Stroke: 2.756";/70 mm
Pump Dimensions: 29.5"; x 23.0"; x 15.5";
Crankcase Oil Capacity: 304.35 oz./9 liters
Use GP Series 220 Oil

General Pump offers a complete line of stainless steel industrial pumps to meet the needs of aggressive environments. All General Pumps are ISO 9001 certified, and our stainless steel line offers flows from 2.1 GPM to 104.3 GPM. These pumps feature 316 stainless steel manifolds and wetted parts to ensure years of trouble free operation in aggressive environments. As always, all pumps are available as custom engineered power units that include a heavy-duty steel or stainless steel base, pump, drive (electric, gas or diesel), and system accessories.

Product Category
Liquid Handling Pumps
Pump Type
Piston Plunger Pump; Positive Displacement Pump; Reciprocating Pump; Triplex Pump
Discharge Pressure
4350.0 psi (3058 m of Water)
Liquid Flow
36.000 GPM (136.36 L/min)
Discharge Size
1.000 inch (25.4 mm)
Media Temperature
140 F (60 C)

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Power Source
Pump Housing Material
Industry Served