| 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 | 2600 RPM |
| Pumps Displacement | 42.6 cm³/r (2.60 in³/r) |
| Pumps Ports In | G1" BSPP Straight Thread |
| Pumps Ports Out | G1/2" BSPP Straight Thread |
These FluiDyne V20 Series single stage vane pumps are direct Vickers replacements, offering consistent SAE ‘A’ 2-bolt flange mounting and G1″/G1/2″ BSPP straight thread ports, but differ in flow rate, displacement, shaft type, rotation, and port/inlet configurations. For an overview of all hydraulic pumps available, visit our main product family page. Matching the right model depends on system flow needs, available connections, and required shaft/rotation specifications.
?? 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 |
|---|---|---|---|---|
| WF820336 (Current) | 13.5 GPM | 2500 PSI | 42.6 cm³/r (2.60 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF820332 | 6.2 GPM | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF820338 | 12.5 GPM | 2500 PSI | 39.5 cm³/r (2.41 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: WF820332 delivers 6.2 GPM at 1.19 in³/rev; WF820338 delivers 12.5 GPM at 2.41 in³/rev; WF820336, WF8201811, and WF8201212 all deliver 13.5 GPM at 2.60 in³/rev.
Selection Guide: Select WF820332 for low-flow, precise circuits; WF820338 for mid-range flow; WF820336, WF8201811, or WF8201212 for higher flow applications needing 13.5 GPM.
Difference: WF820332 uses an 11-tooth splined shaft (1.25″ ext.), WF820336 uses a 3/4″ straight keyed shaft (2.66″ ext.), WF8201811 & WF8201212 use 3/4″ straight keyed shafts (1.75″ ext.), WF8201212 also offers a 7/8″ threaded shaft with Woodruff key.
Selection Guide: Choose splined shafts (WF820332) for high torque or flexible coupling; straight keyed shafts for standard coupling; threaded shaft (WF8201212) for threaded drive requirements.
Difference: WF820332 and WF8201811 have 1-1/4″ NPT inlets, 3/4″ NPT outlets; WF820336 and WF820338 use 1-5/8″-12 and 1-1/16″-12 straight threads; WF8201212 uses NPT with outlet opposite the inlet (180°).
Selection Guide: Match pump to system porting—choose NPT for pipe thread systems, straight thread for O-ring boss style; select port position inline (0°) for direct routing, opposite (180°) for installations needing outlet on the other side.
Difference: WF820336 and WF820332 are left-hand (counter-clockwise); WF820338, WF8201811, and WF8201212 are right-hand (clockwise).
Selection Guide: Ensure pump rotation matches your drive motor—select left-hand for counter-clockwise, right-hand for clockwise rotation.
Difference: WF820332 supports up to 3400 RPM; all others are rated to 2400 RPM.
Selection Guide: Choose WF820332 if your system operates at higher speeds.
If you need: Low flow and high RPM capability
Choose: WF820332
Because: It delivers 6.2 GPM and supports up to 3400 RPM, ideal for small actuators or precise hydraulic circuits.
If you need: Medium flow, right-hand rotation, and special shaft configuration
Choose: WF820338
Because: It provides 12.5 GPM at 1200 RPM, right-hand rotation, and a special shaft config for unique coupling needs.
If you need: Maximum flow (13.5 GPM) with left-hand rotation and longest shaft extension
Choose: WF820336
Because: It combines the highest flow/left-hand rotation with a 2.66″ shaft extension for deeper coupling engagement.
If you need: High flow (13.5 GPM), right-hand rotation, standard straight keyed shaft
Choose: WF8201811
Because: It matches standard installations with right-hand rotation and typical 1.75″ shaft extension.
If you need: High flow (13.5 GPM), right-hand rotation, threaded shaft, and outlet opposite inlet
Choose: WF8201212
Because: Unique 7/8″ threaded shaft and 180° port orientation suit specialized mounting or plumbing layouts.
For systems requiring integrated control features, see our selection of pumps with integral valves for additional compatibility options.
Compatibility: All models feature SAE ‘A’ 2-bolt flange mounting and G1″/G1/2″ BSPP ports, ensuring direct interchangeability with Vickers replacement pumps and seamless installation into existing systems.
For help matching the right model to your application, call Northern Hydraulics’ hydraulic specialists at (800) 823-4937, Mon-Fri, 7 AM – 5 PM MST, or review our full line of vane pumps for additional options.
Looking for case studies or real-world applications? Explore our single stage vane pumps in action across diverse industries.
Most hydraulic pumps ship within 1-2 business days. Made-to-order items typically require 5-7 business days.
For current availability on WF820336, 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
For a broader overview of compatible models, browse our full range of Vickers replacement pumps applications.
The WF820336 from Fluidyne is a direct replacement for Vickers WF820336, providing 42.6 cm³/r (2.60 in³/r) displacement and up to 2500 PSI performance for demanding hydraulic systems..
Learn how our hydraulic pumps perform in agricultural, construction, and utility applications with proven reliability in real-world systems.
Commonly used in agricultural equipment, construction machinery, utility vehicles.
Important: Verify pump model WF820336 matches your existing Vickers unit before ordering. For technical assistance, contact (800) 823-4937 or consult our Vickers replacement pumps cross-reference for additional verification.
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