| Weight | 23 lbs |
|---|---|
| Pump Mounting Flange | 2-Bolt Flange (SAE "A" size) |
| Manufacturer | Fluidyne Fluid Power |
| Pumps Drive Shaft | 3/4" Straight Shaft with Key |
| Pumps Rotation | Left-Hand (Counter-Clockwise) |
| Pumps Max Pressure | 2500 psi |
| Pumps Rated Speed | 1200 RPM |
| Pumps Max Speed | 3400 RPM |
| Pumps Displacement | 19.5 cm³/r (1.19 in³/r) |
| Pumps Ports In | G1" BSPP Straight Thread |
| Pumps Ports Out | G1/2" BSPP Straight Thread |
Most hydraulic pumps ship within 1-2 business days. Made-to-order items typically require 5-7 business days.
For current availability on WF8203051, call (800) 823-4937.
Order online for immediate processing, or explore our selection of single stage vane pumps for additional options. Phone orders welcome at (800) 823-4937.
Net 30 terms available for approved accounts.
Volume pricing available on orders of 4 or more units.
Questions? Call our specialists: (800) 823-4937
The WF8203051 from Fluidyne is a direct replacement for Vickers WF8203051 hydraulic vane pumps (see all Vickers replacement pumps), offering 19.5 cm³/r (1.19 in³/r) displacement with up to 2500 PSI operating pressure. Designed for the V20 series, this pump maintains 100% interchangeability and meets SAE J744 mounting standards for seamless installation..
Commonly used in agricultural equipment, construction machinery, and utility vehicles (see our V201P13P39C11R – FluiDyne V20 Pump for large-displacement applications).
Important: Verify pump model WF8203051 matches your existing Vickers unit before ordering. For technical assistance or same-day shipping on in-stock items, contact Northern Hydraulics at (800) 823-4937.
These Fluidyne V20 Series hydraulic vane pump models differ primarily in flow rate, displacement, shaft type, port orientation, and rotation direction. All are direct Vickers replacements, compatible with SAE ‘A’ 2-bolt mounting and G1″/G1/2″ BSPP straight thread ports, simplifying retrofit and interchange. For complete product family details, visit our hydraulic pumps overview. Selecting the right model comes down to matching flow and displacement to your system, choosing correct rotation, and verifying port and shaft fit for your installation.
?? Important: The specifications shown are for reference and comparison purposes. Always verify specifications with the official manufacturer documentation or contact our technical team at (800) 823-4937 before ordering to ensure compatibility with your application. We cannot accept returns due to specification mismatches.
| Model Number | Flow Rate | Max Pressure | Displacement | Mounting |
|---|---|---|---|---|
| WF8203051 (Current) | 6.2 GPM | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8203060 (See also V201P13P3A11R for higher displacement) | 9.4 GPM | 2500 PSI | 29.7 cm³/r (1.81 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8203004 | 9.4 GPM | 2500 PSI | 29.7 cm³/r (1.81 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8203031 (See V201P5P18C11R for alternate low-displacement option) | 5.7 GPM | 2500 PSI | 18.0 cm³/r (1.10 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8203009 | 6.2 GPM | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
Difference: Models deliver from 5.7 GPM (WF8203031) up to 9.4 GPM (WF8203060, WF8203004) at 1200 RPM.
Selection Guide: Choose WF8203060 or WF8203004 for higher flow needs (up to 9.4 GPM); select WF8203031 or WF8203051/WF8203009 for lower flow (5.7–6.2 GPM).
Difference: WF8203060 and WF8203004 offer 29.7 cm³/r (1.81 in³/r), while WF8203051 and WF8203009 provide 19.5 cm³/r (1.19 in³/r). WF8203031 is slightly lower at 18.0 cm³/r (1.10 in³/r).
Selection Guide: Select higher displacement models (WF8203060, WF8203004) for systems needing greater oil delivery per revolution—beneficial for larger actuators or higher-speed circuits.
Difference: WF8203051 uses an 11-tooth splined shaft (2.94″ extension); others use a 3/4″ straight shaft with key, with either 2.66″ or 1.75″ extension.
Selection Guide: Choose splined shaft (WF8203051) for high-torque or splined couplings; pick straight keyed shaft models for standard couplings. Verify shaft extension for fit.
Difference: WF8203051 and WF8203031 are left-hand (counter-clockwise); WF8203060, WF8203004, and WF8203009 are right-hand (clockwise).
Selection Guide: Match the pump’s rotation to your drive motor—incorrect rotation will prevent operation.
Difference: Port positions include inline (0°), 90°, and 180°; thread types vary between NPT and straight thread on inlets/outlets.
Selection Guide: Select port orientation for easiest plumbing; check port thread type for compatibility with your fittings.
Difference: WF8203051 and WF8203009 allow up to 3400 RPM; others range from 2800–3000 RPM.
Selection Guide: Choose higher speed models (WF8203051, WF8203009) for high RPM drive applications.
If you need: Low flow with left-hand (CCW) rotation and a splined shaft
Choose: WF8203051
Because: Provides 6.2 GPM at 1200 RPM, 19.5 cm³/r displacement, and a robust 11-tooth splined shaft for high-torque applications requiring counter-clockwise rotation.
If you need: Higher flow (9.4 GPM) with right-hand (CW) rotation
Choose: WF8203060 or WF8203004
Because: Both deliver 9.4 GPM at 1200 RPM, 1.81 in³/r displacement, and standard straight keyed shafts—ideal for applications needing more volume.
If you need: Low flow with right-hand (CW) rotation and standard shaft
Choose: WF8203009
Because: 6.2 GPM, 1.19 in³/r, 3/4″ straight keyed shaft, suitable for moderate oil delivery and clockwise drive.
If you need: Lowest flow and displacement for compact or low-demand systems
Choose: WF8203031
Because: 5.7 GPM, 1.10 in³/r, left-hand (CCW) rotation, and standard keyed shaft make it suitable for small or low-flow circuits.
Compatibility: All models are 100% interchangeable with Vickers V20 series pumps (see all Vickers replacement models), share SAE ‘A’ 2-bolt flange mounting, and use G1″/G1/2″ BSPP straight thread ports for streamlined installation.
For pump selection, cross-referencing, or application engineering, consult a hydraulic specialist at (800) 823-4937 (Mon-Fri, 7 AM – 5 PM MST), or browse our pumps with integral valves for advanced systems.
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