Cat Pumps 35 frame plunger pump 3535HS

Cat Pumps 3535HS plunger pump

The Cat Pumps 3535HS is a powerful industrial plunger pump featuring a robust brass pump housing, designed for applications where durability, reliability, and continuous operation are critical. With a flow rate of up to 151 l/min (40 gpm) and a working pressure of up to 138 bar (2000 psi), this pump is ideal for demanding industrial processes, offshore systems, cleaning applications, and more.

Key Features of the Cat Pumps 3535HS:

• Triplex plunger design ensures high efficiency and low pulsation.

• Lubricated V-packings, cooled by the pumped fluid, for maximum seal life.

• Pre-set low-pressure seals offer secondary protection against leaks without requiring adjustments.

• Concentric, polished plungers provide optimal sealing surfaces and extended seal lifespan.

• Easy maintenance of the wetted end without accessing the crankcase.

• Available with NBR, FPM, or EPDM seals, based on temperature or chemical compatibility.

Technical Specifications Cat Pumps 3535HS:

• Model: 3535 (Brass version)

• Flow: 151 l/min (40 gpm)

• Working Pressure: 100–2000 psi (7–138 bar)

• Pump Speed: 888 rpm

• Inlet Pressure: Flooded to 4.8 bar

• Maximum Fluid Temperature: 70°C (160°F)

• Stroke / Bore: 48 mm / 40 mm

• Connections: Inlet 1½” NPT(F), Outlet 1” NPT(F)

• Shaft Diameter: 35 mm – suitable for left or right-hand mounting

• Crankcase Capacity: 4 liters

• Dimensions (L x W x H): 618 x 460 x 247 mm

• Weight: 63 kg

Documents Cat Pumps 3535HS

Cat Pumps Datasheet - Models 3535, 3535C, 3531, 3531C, 3537 - Pijttersen

Cat Pumps Service Manual - 35PFR Plunger Pump - Pijttersen

Cat Pumps - Installation guidelines - Pijttersen

Cat Pumps - Safety instructions - Pijttersen