Liquid Handling Pumps from General Pump

High Pressure, Triplex Plunger Pump -- SM18

High Pressure, Triplex Plunger Pump -- SM18 -- View Larger Image
High Pressure, Triplex Plunger Pump -- SM18-Image


  • Flows from 6.9 GPM to 20.1 GPM
  • Double pressure packings
  • Pressure packing integrated cooling system
  • Horizontally fitted in-line valves
  • Splash lubrication
  • SAE-C hydraulic mount available
  • Gear ratios: 1500 RPM=1.876:1, 1800 RPM=2.238:1, 2200 RPM=2.722:1, 2600 RPM=3.25:1
  • 420 SS manifold

SM Series – Specifications:
Inlet Pressure: 75-100 PSI
Max. Fluid Temperature: *86° F
Inlet Port Thread: 1-1/2"; G
Discharge Port Thread: 3/4"; HP-Special
Shaft Diameter: 1.969";/50 mm
Stroke: 2.756”/70 mm
Pump Dimensions: 34.6";x23.0";x14.13";
Crankcase Oil Capacity: 304 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
Gear Pump; Piston Plunger Pump; Positive Displacement Pump; Reciprocating Pump; Triplex Pump
Discharge Pressure
13050.0 psi (9175 m of Water)
Liquid Flow
11.400 GPM (43.18 L/min)
Discharge Size
0.750 inch (19.05 mm)
Media Temperature
85 F (29 C)

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Power Source
Pump Housing Material