| 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 | 4000 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 |
These single stage vane pumps from FluiDyne V20 Series are all direct Vickers replacements, offering the same SAE ‘A’ 2-bolt flange mounting and G1″/G1/2″ BSPP porting, but differ in flow rate, displacement, shaft configuration, port orientation, rotation, and maximum pressure. Selecting the right model depends primarily on your required flow rate, shaft type, rotation direction, and port/thread compatibility with your hydraulic system. For a complete overview of compatible Vickers replacement pumps, review our dedicated compatibility section.
?? Important: The specifications shown are for reference and comparison purposes. For a full range of hydraulic pumps, visit our main product family page. 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 |
|---|---|---|---|---|
| WF820599 (Current) | 6.2 GPM | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF820596 | 6.2 GPM | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF820591 | 11.5 GPM | 2500 PSI | 36.3 cm³/r (2.22 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8201811 | 13.5 GPM | 2500 PSI | 42.6 cm³/r (2.60 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF8201212 | 13.5 GPM | 2500 PSI | 42.6 cm³/r (2.60 in³/r) | 2-Bolt Flange (SAE “A” size) |
Difference: Models offer either 6.2 GPM (19.5 cm³/r), 11.5 GPM (36.3 cm³/r), or 13.5 GPM (42.6 cm³/r) at 1200 RPM. If you require a higher-displacement model, see our V201P13P39C11R – FluiDyne V20 Pump for 42.6 cm³/r options.
Selection Guide: Select 6.2 GPM for compact, lower-flow circuits; 11.5 or 13.5 GPM for higher output, larger actuators, or demanding systems.
Difference: Most models rated to 2500 PSI; models WF8201811 and WF8201212 are listed at 2200 PSI in main description, but 2500 PSI in spec table.
Selection Guide: For applications consistently near 2500 PSI, confirm rating for WF8201811 and WF8201212 before selection.
Difference: Models use different shaft types: ‘Special Shaft Configuration’ (Codes 15, 27, 39), 3/4″ straight key, or 7/8″ threaded with Woodruff key.
Selection Guide: Choose shaft type/code to match your drive coupling and torque needs: straight keyed for standard, threaded for specific OEM fit, or special code if replacing a unique Vickers variant.
Difference: Inlet/outlet threads vary: some models use straight thread (1-5/8″-12, 1-1/16″-12), others use NPT (1-1/4″, 3/4″).
Selection Guide: Match port threads to your existing plumbing—straight thread for O-ring boss fittings, NPT for tapered-thread setups.
Difference: WF820599 is Left-Hand (Counter-Clockwise); others are Right-Hand (Clockwise).
Selection Guide: Choose rotation to match your motor direction—incorrect rotation will prevent proper operation. For additional options, browse our complete selection of vane pumps.
Difference: Some models have ports inline with inlet (0°), others opposite (180°).
Selection Guide: Select port orientation for easiest hose routing and space constraints.
If you need: A left-hand (counter-clockwise) rotating pump with special shaft and straight thread ports
Choose: WF820599
Because: It is the only model with left-hand rotation and 1-5/8″-12/1-1/16″-12 straight thread inlet/outlet, matching specific Vickers left-hand applications.
If you need: Standard right-hand rotation, 6.2 GPM at 1200 RPM, with NPT ports
Choose: WF820596
Because: It offers standard right-hand rotation with common NPT threads for straightforward replacement in North American systems.
If you need: Higher flow (11.5 GPM) for larger actuators, with right-hand rotation
Choose: WF820591
Because: Its higher displacement suits applications demanding more volume, and the straight keyed shaft is widely compatible.
If you need: Maximum flow (13.5 GPM), right-hand rotation, and either special or threaded shaft options (see also V201P13P3A11R – FluiDyne V20 Pump for similar applications)
Choose: WF8201811 or WF8201212
Because: Both deliver 13.5 GPM; select WF8201811 for special shaft configuration, WF8201212 for 7/8″ threaded shaft, depending on your drive requirements.
Compatibility: All models are 100% interchangeable with Vickers V20 series, use SAE ‘A’ 2-bolt flange mounting, and share G1″/G1/2″ BSPP porting for simplified installation. For additional solutions with integrated valve options, view our pumps with integral valves category.
For model selection, cross-referencing, or troubleshooting, hydraulic specialists are available at (800) 823-4937, Mon-Fri, 7 AM – 5 PM MST. For similar displacement and shaft needs, also see our V201P5P18C11R – FluiDyne V20 Pump. Same-day shipping is available on in-stock items, and volume pricing starts at 4 units. All pumps include a 12-month manufacturer warranty.
This Fluidyne unit serves as a direct replacement for Vickers WF820599 in systems requiring 19.5 cm³/r (1.19 in³/r) displacement and up to 2500 PSI operating pressure. For more direct interchange options, explore our Vickers replacement pumps category. 100% interchangeability ensures seamless drop-in installation for existing Vickers V20 series applications..
Commonly used in marine applications, stationary power units, test stands. For other industry-proven single stage vane pumps in similar settings, view our full range.
Important: Verify pump model WF820599 matches your existing Vickers unit before ordering. For technical assistance, contact (800) 823-4937.
Most hydraulic pumps ship within 1-2 business days. See our current hydraulic pumps inventory for additional models and availability. Made-to-order items typically require 5-7 business days.
For current availability on WF820599, 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
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