| Weight | 18 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 WF8203135, call (800) 823-4937.
Order online for immediate processing. 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 or browse our hydraulic pumps selection to compare models.
These vane pumps from the FluiDyne V20 Series are all direct Vickers replacements sharing identical mounting and port threading, but differ primarily in flow rate/displacement, shaft type, port position, rotation, and outlet port configuration. Selecting the right model depends on system flow requirements, shaft/coupling type, space constraints, and drive rotation. For more information on single stage vane pumps, see our full selection.
?? 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 |
|---|---|---|---|---|
| WF8203135 (Current) | 6.2 GPM | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8203107 | 13.5 GPM | 2500 PSI | 42.6 cm³/r (2.60 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8203121 | 6.2 GPM | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8203134 | 6.2 GPM | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8203126 | 6.2 GPM | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
Difference: WF8203107 delivers 13.5 GPM (2.60 in³/rev), far higher than the 6.2 GPM (1.19 in³/rev) of WF8203135, WF8203121, and WF8203134, or the 7 GPM (1.39 in³/rev) of WF8203126.
Selection Guide: Choose WF8203107 for systems requiring higher flow, such as larger actuators or rapid cycling; select WF8203135, WF8203121, or WF8203134 for moderate flow needs; WF8203126 suits slightly higher flow than standard 6 GPM models.
Difference: WF8203107 and WF8203121 use a 3/4″ straight keyed shaft (1.75″/2.66″ ext.), WF8203134 uses an 11-tooth splined shaft (2.94″ ext.), and WF8203126 uses a 9-tooth splined shaft (1.25″ ext.).
Selection Guide: Choose straight keyed shafts for standard couplings; select splined shafts (WF8203134, WF8203126) for higher torque or where spline drive is required.
Difference: WF8203135 and WF8203121 are left-hand (counter-clockwise); WF8203134 and WF8203126 are right-hand (clockwise).
Selection Guide: Match pump rotation to your drive system—choose left-hand for CCW drives, right-hand for CW.
Difference: WF8203135, WF8203107, and WF8203121 have ports inline with inlet (0°); WF8203134 and WF8203126 have ports opposite inlet (180°).
Selection Guide: Choose inline ports for direct, straight-line plumbing; opposite ports for systems where space or hose routing require it.
Difference: WF8203135, WF8203107, and WF8203134 use 1-1/16″-12 straight thread; WF8203121 uses ‘Outlet port R’; WF8203126 uses 3/4″ NPT thread.
Selection Guide: Verify outlet port compatibility with your system—select the model matching your hose/fitting requirements.
Difference: WF8203135, WF8203121, and WF8203134 allow up to 3400 RPM; WF8203126 up to 3000 RPM; WF8203107 up to 2400 RPM.
Selection Guide: For high-speed drives, choose models rated to 3000+ RPM; use WF8203107 if high flow at lower speed is needed. If your application requires pumps with integral valves, our experts can help you select the right configuration.
If you need: High flow (13+ GPM) at moderate pressure
Choose: WF8203107
Because: Delivers 13.5 GPM and 2.60 in³/rev displacement—ideal for large cylinders or fast-cycle circuits.
If you need: Standard flow (6 GPM), left-hand rotation, inline ports, straight shaft
Choose: WF8203135 or WF8203121
Because: Both offer 6.2 GPM, easy inline plumbing, and left-hand rotation; WF8203135 has standard outlet, WF8203121 uses port R.
If you need: Moderate flow (7 GPM), right-hand rotation, splined shaft, compact extension
Choose: WF8203126
Because: Suits right-hand drive, offers splined shaft for higher torque, and compact 1.25″ extension for space-limited applications.
If you need: Standard flow (6 GPM), right-hand rotation, splined shaft, opposite ports
Choose: WF8203134
Because: Provides 11-tooth splined shaft, right-hand rotation, and opposite porting—ideal for specific drive and plumbing configurations.
Compatibility: All models are 100% Vickers replacement pumps applications, meet SAE J744 mounting, and use G1″/G1/2″ BSPP straight thread inlets/outlets for seamless replacement in existing systems.
For application-specific guidance, call (800) 823-4937 (Mon-Fri, 7 AM – 5 PM MST), or explore our full line of Vickers replacement pumps for more direct swap options. Volume pricing available on 4+ units. All pumps include a 12-month manufacturer warranty and same-day shipping on in-stock items.
The Fluidyne WF8203135 directly replaces Vickers WF8203135 pumps in systems requiring 19.5 cm³/r (1.19 in³/r) displacement and up to 2500 PSI operating pressure. This model is fully compatible for direct swap with no modifications and maintains 100% Vickers interchangeability..
Commonly used in mobile hydraulics applications, auxiliary power units, and compact equipment.
Important: Verify pump model WF8203135 matches your existing Vickers unit before ordering. For technical assistance, contact (800) 823-4937.
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