CAT 3535 Plunger Pump – 36 GPM, 1200 PSI

Model: 3535
Category: Pressure Washer Pumps → Triplex Plunger Pumps
Type: CAT 3535 Plunger Pump – 36 GPM, 1200 PSI, 800 RPM, 35mm Shaft

The CAT Pumps 3535 Plunger Pump is a heavy-duty triplex positive displacement reciprocating plunger pump designed for high-flow industrial pumping applications. Built with a forged brass manifold, 304 stainless steel valve assemblies, solid ceramic plungers, and standard NBR (Buna-N) seals and O-rings, this pump is engineered for dependable performance, low pulsation, and long service life in demanding multi-gun, multi-nozzle, and industrial high-pressure systems.

Key Features

• Genuine OEM CAT Pumps 3535 triplex plunger pump

• Delivers 36 GPM at 1200 PSI

• Operates at 800 RPM

• Heavy-duty forged brass manifold

• 304 stainless steel valve assemblies

• Solid ceramic plungers for long wear life

• Standard NBR (Buna-N) seals and O-rings

• Triplex design for high efficiency and low pulsation

• Durable dual V-packings lubricated and cooled by pumped liquid

• Preset low-pressure seals provide added leak protection with no packing adjustment required

Technical Specifications

Product Name: Triplex Plunger Pump
Manufacturer: CAT Pumps
Part Number: 3535

Flow Rate: 36 GPM
Maximum Pressure: 1200 PSI
RPM: 800
Shaft Size: 35 mm
Bore Diameter: 40 mm
Stroke: 48 mm
Weight: 139 lbs.
Condition: New

Construction Details

• Forged brass manifold

• 304 stainless steel valve assemblies

• Solid ceramic plungers

• Standard NBR (Buna-N) seals and O-rings

Design Advantages

• Triplex design delivers high efficiency and reduced pulsation

• Dual V-packings are lubricated and cooled by pumped liquid for durability

• Preset low-pressure seals provide secondary protection against external leaks

• No packing adjustments required

• Model family includes flushed inlet manifold options for added cooling or lubrication in specialized liquid applications

Typical Applications

• Industrial multi-gun pressure systems

• Multi-nozzle washdown systems

• High-flow industrial cleaning equipment

• Commercial and industrial fluid transfer systems

• Applications requiring a 36 GPM triplex plunger pump