Oilgear PVWH-11 Axial Piston Hydraulic Pump

Oilgear PVWH-11 Axial Piston Hydraulic Pump

Rexton Hydraulic is leading supplier and repair service provider of the Oilgear PVWH-11 Axial Piston Hydraulic Pump, with 25 cc/rev displacement, 345 bar pressure rating, and 3000 RPM operation used for light to medium-duty hydraulic systems.
 

  • Series: PVWH Legacy Pumps
  • Displacement 11 – 130 cc/rev
  • Nominal Pressure 103 Bar
  • Maximum Pressure 345 Bar
  • Maximum Speed 2100 – 3600 RPM
  • Axial Piston Pump
  • Open Circuit Pump

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Oilgear PVWH-11 Axial Piston Hydraulic Pump is part of Oilgear's classic PVWH "legacy" series - a line of open-loop axial-piston hydraulic pumps known for reliability, fluid flexibility, and simple, sturdy construction. With a maximum displacement of 25 cc/rev, this model provides a reliable balance of flow and pressure and proves ideal for light to medium-duty hydraulic systems where constant performance and smooth flow output are called for.

PVWH-11 was designed for continuous operation. It supports a maximum continuous pressure of 345 bar and a maximum rotational speed of 3000 RPM. These parameters enable the pump to deliver dependable hydraulic power across a wide range of applications, especially where moderate hydraulic demand, fluid compatibility, and long working life are priorities.

Inside, the pump is of a robust axial-piston design where its components are engineered for long service life. Construction focuses particularly on wear resistance and compatibility with a wide range of hydraulic fluids, such as low-viscosity or low-lubricity fluids. This fluid flexibility is significantly helpful in systems that may need special fluids or where the condition of fluids may change. This strong internal construction ensures the smoothness of operation and less maintenance over time.

Due to its invariable displacement and stability in construction, the PVWH-11 provides predictable and repeatable output-a specific advantage in applications requiring hydraulic flow consistency rather than variable output. The pump is designed for easy integration into simple hydraulic circuits, auxiliary systems, compact machines, or mobile equipment where reliability, ease of maintenance, and fluid compatibility are of importance.

In particular, the small displacement combined with the relatively moderate flow output makes PVWH-11 suitable for applications like small hydraulic presses, clamping units, lubrication circuits, auxiliary hydraulic lines, test benches, or compact mobile hydraulics. Its open loop design and lower complexity also help lower the system cost, simplify installation, and reduce operational overhead.

Technical Specifications

PVG FAMILY SPECIFICATIONS

FRAME SIZE MODEL B-FRAME C-FRAME D-FRAME
PVG-048 PVG-065 PVG-075 PVG-100 PVG-130 PVG-150 PVG-180
DRIVE Maximum (RPM) 2700 2700 2700 2400 2400 2400 2400
Minimum (RPM) 600 600 600 600 600 600 600
Torque to turn shaft (ft. lbs.) 9 9 9 24 24 40 50
Rotational Moment of Inertia (lbs.-in2) 21 21 21 50 47 150 152
OUTPUT1 Pressure (PSIA) Peak 5800 5800 4250 5800 4250 5800 5800
Continuous 5000 5000 3750 5000 3750 5000 5000
Minimum 100 100 100 100 100 100 100
Nominal Volume (GPM) at 1800 RPM and Rated Pressure For Full Displacement 21.1 28.8 33.3 42.4 57.6 63.0 78.0
CASE2 Maximum Pressure (PSI) w/ Standard Shaft Seal 25 25 25 25 25 25 25
Minimum Drain Line Hose Size #16 SAE #16 SAE #16 SAE #16 SAE #16 SAE #16 SAE #16 SAE
CONTROLS3 Minimum Pressure (PSI) Pressure Controls – Minimum Compensator Setting 200 200 200 200 200 250 250
Volume Controls (VS, VM) – Minimum Pilot Pressure 500 500 500 500 500 500 800
Maximum Pilot Pressure (PSI) Volume Control – VS 600 600 600 600 600 600 N/A
Volume Control – VM 1000 1000 1000 1000 1000 1000 1000
Stroking Rate (MSEC) at Rated Pressure, Pressure Controls (Minimum) On Stroke 40 40 40 40 40 45 45
Off Stroke 50 50 50 50 50 60 60
Volume Controls (VS, VM) On Stroke 250 250 250 250 250 250 250
Off Stroke 250 250 250 250 250 250 250
FLUID4 Viscosity (SSU) Minimum 65 65 65 65 65 65 65
Maximum 2000 2000 2000 2000 2000 2000 2000
TEMPERATURE5 Fluid Operating Range (F˜) 14 to 190 14 to 190 14 to 190 14 to 190 14 to 190 14 to 190 14 to 190
Fluid Minimum Starting (F˜) -40 -40 -40 -40 -40 -40 -40
Fluid Maximum at Case Drain Port (F˜) 230 230 230 230 230 230 230

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