CAT 5CP6241CS Pump – 4.0 GPM @ 2000 PSI, 1725 RPM, 20mm Solid Shaft, SS Liquid End

Model: 5CP6241CS
Category: Pressure Washer Pumps → Triplex Plunger Pumps
Type: CAT 5CP6241CS Stainless Steel Plunger Pump – 4.0 GPM, 2000 PSI, 1725 RPM, 20mm Solid Shaft

The CAT Pumps 5CP6241CS is a durable triplex stainless steel plunger pump designed for dependable performance in pressure washing, fluid transfer, and industrial pumping applications. Built with a stainless steel liquid end, stainless steel valves, and CAT’s proven triplex plunger design, this pump delivers smooth flow, reliable sealing, and long service life in demanding operating environments.

Key Features

• Genuine OEM CAT Pumps 5CP6241CS triplex plunger pump

• Delivers 4.0 GPM at up to 2000 PSI

• Operates at 1725 RPM

• 20mm solid shaft for direct-drive compatibility

• Stainless steel liquid end for corrosion resistance

• Stainless steel valves for durability and long service life

• Triplex plunger design for smoother liquid flow

• Inlet and discharge valve assemblies interchange for easier maintenance

• Lubricated low-pressure seal provides added external leak protection

• Oil bath crankcase helps ensure optimum lubrication

Technical Specifications

Product Name: Stainless Steel Plunger Pump
Manufacturer: CAT Pumps
Model: 5CP6241CS

Flow Rate: 4.0 GPM
Pressure Range: 100 to 2000 PSI
Inlet Pressure Range: Flooded to 60 PSI
RPM: 1725
Stroke: 0.394" (10 mm)
Bore: 0.787" (20 mm)
Crankcase Capacity: 17 oz. (0.53 L)
Maximum Liquid Temperature: 160°F (71°C)

Inlet Ports: (2) 1/2" NPTF
Discharge Ports: (2) 3/8" NPTF
Shaft Diameter: 0.787" (20 mm)
Weight: 20 lbs.
Dimensions: 11.47" x 10.0" x 5.75"
Condition: New

Construction Details

• Stainless steel liquid end

• Stainless steel valve assemblies

• Ceramic plungers

• CAT triplex plunger wet-end design

• Oil bath crankcase for dependable lubrication

Design Advantages

• Triplex plunger design provides smoother liquid flow

• High-pressure seals are lubricated and cooled by the pumped liquid

• Interchangeable inlet and discharge valve assemblies simplify servicing

• Lubricated low-pressure seal helps protect against external leakage

• Close plunger concentricity helps maximize seal life

• Suitable for applications requiring a corrosion-resistant stainless steel wet end

Typical Applications

• Pressure washer direct-drive systems

• Industrial fluid transfer applications

• Commercial and industrial cleaning equipment

• Systems requiring a 4.0 GPM 2000 PSI stainless steel plunger pump

• Equipment needing a 20mm solid shaft CAT pump