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CAT Pumps 310S Sleeved Triplex Plunger Pump - 2200 PSI, 4 GPM, 950 RPM, 1/2 Inch NPTF X 3/8 Inch

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22.40 lbs
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This pump features the washout resistant "S" Series manifold with 304 stainless steel sleeve inserts. Triplex design delivers efficient operation and low pulsation. Produces a flow rate of 4 GPM.

Technical Specifications

Bore: .787 inch
Crankcase Capacity: 18 oz.
Inlet Port: 1/2 inch
Max GPM: 4
Max PSI: 2200
Max Temperature: 130 degrees F
RPM: 950
Shaft Diameter: .787 inch
Stroke: .709 inch

Product Description

4 GPM - Washout Resistant Plunger Pump

The CAT Pumps 310S features a special "S" Series manifold that includes precision press-fit 304 stainless steel sleeve inserts in the sealing areas and valve chambers to prevent manifold washout extending the longevity of the manifold. Features a chrome plated brass manifold, 304 stainless steel valve assemblies, solid ceramic plungers with NBR (Buna-N) seals and O-rings. High pressure seals are lubricated and cooled by the liquid being pumped which extends the life of these components.

  • Max Flow: 4 GPM
  • Max Pressure: 2200
  • Inlet Port Size: 1/2" NPT(F)
  • Discharge Port Size: 3/8" NPT(F)
  • RPM: 950
  • Drive Type(s): Belt, Clutch, Flexible Coupling and Bellhousing
  • Inlet Pressure Range: -5 to 60 PSI
  • Stroke: 0.709" (18 mm)
  • Bore: 0.787" (20 mm)
  • Standard Liquid Temperature: 160°F
  • Crankcase Capacity: 18 oz.
  • Inlet Ports (2): 1/2" NPT(F)
  • Discharge Ports (2): 3/8" NPT(F)
  • Shaft Diameter: 0.787" (20 mm)
  • Weight: 19.8 lbs.
  • Triplex design offers high efficiency and low pulsation.
  • Durable high pressure seals are lubricated and cooled by pumped liquid.
  • Pre-set Lo-Pressure Seals provide secondary protection against external leaks and require no packing adjustment.
  • Alternate crankshaft strokes offers flexibility with belt, clutch or direct drive installation.
  • Precision press-fit, 304 Stainless Steel inserts in the sealing areas and valve
  • chambers of the manifold to eliminate washouts and extend pump life.
  • Standard NBR seals

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