Liquid Handling Pumps from General Pump

High Pressure, Triplex Plunger Pump -- MWS40A

High Pressure, Triplex Plunger Pump -- MWS40A -- View Larger Image
High Pressure, Triplex Plunger Pump -- MWS40A-Image


  • Flows from 36.9 GPM to 105.4 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
  • Includes drain/priming valve kit
  • F2152 kit allows for easy adaptation to MSS mounting pattern
  • SAE-C hydraulic shaft/flange option available
  • Nickel-plated cast iron manifold
  • ATEX Available

MW/MWS 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 14.5";
Crankcase Oil Capacity: 304.3 oz./9 liters
Use GP Series 220 Oil

* Please consult technical manual or GP Sales Representative for Temperature/Inlet Pressure information

Product Category
Liquid Handling Pumps
Pump Type
Piston Plunger Pump; Positive Displacement Pump; Reciprocating Pump; Triplex Pump
Discharge Pressure
3050.0 psi (2144 m of Water)
Liquid Flow
55.700 GPM (210.98 L/min)
Discharge Size
1.000 inch (25.4 mm)
Media Temperature
140 F (60 C)

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