| Weight | 37.0 lbs |
|---|---|
| Dimensions | 10 × 10 × 10 in |
| Pump Mounting Flange | 2-Bolt Flange (SAE "A" size) |
| Manufacturer | Fluidyne Fluid Power |
| Pumps Drive Shaft | 3/4" Straight Shaft with Key |
| Pumps Rotation | Right-Hand (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 |
Product Selection Guide
These FluiDyne V2020 double vane pumps are all direct Vickers replacements with 100% interchangeability, but they differ in flow output, pump section sizing, shaft type, port orientation, and rotation. Selecting the correct model depends on your flow requirements, port arrangements, shaft preference, and system rotation direction. For a broader range of options, see our complete hydraulic pumps 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 |
|---|---|---|---|---|
| WF825135 (Current) | 11 | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF825134 | 11 | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF825139 | 9 | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF825975 (see full specs here) | 10 | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF825063 | 10 | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
Key Differences
Total Flow Rate
Difference: WF825134 offers the highest combined flow (20.0 GPM), WF825135 is next (16.0 GPM), while WF825139 delivers 18.0 GPM, and WF825063/WF825975 provide 10.0 GPM each.
Selection Guide: Choose WF825134 for applications needing the most hydraulic flow; WF825135 or WF825139 for moderate flow; WF825063 or WF825975 where lower flow suffices or for single-section operation.
Front and Rear Pump Output
Difference: WF825134 and WF825135 both use an 11 GPM front section, but WF825134 has a 9 GPM rear (vs 5 GPM on WF825135); WF825139 uses two 9 GPM sections; WF825063 and WF825975 have 10 GPM front with rear pump not outputting flow.
Selection Guide: Select based on whether you need two active pump sections (for two circuits or Hi-Lo circuits) or just a single active section.
Maximum Speed
Difference: WF825134 and WF825139 allow up to 2500–2800 RPM, while WF825135, WF825063, and WF825975 are limited by the rear pump to 1800 RPM.
Selection Guide: For high-speed drives, choose WF825134 or WF825139. For lower speed or where the rear pump limits RPM, use WF825135, WF825063, or WF825975.
Port Orientation
Difference: WF825135 has both outlets inline with inlet (0°); WF825134, WF825063, and WF825975 have outlets opposite inlet (180°); WF825139 features front outlet at 90° CW, rear at 90° CCW.
Selection Guide: Choose model based on your plumbing layout—inline (0°) for straight runs, 180° for opposite porting, 90° for tight or unique routing.
Shaft Type
Difference: WF825135 and WF825134 use straight keyed shafts; WF825139, WF825063, and WF825975 use 13-tooth splined shafts.
Selection Guide: For standard couplings, select straight keyed shaft models; for higher torque or splined couplings, select splined shaft models.
Rotation
Difference: WF825975 is left-hand (counter-clockwise); the others are right-hand (clockwise).
Selection Guide: Choose rotation that matches your existing drive or system configuration.
Quick Selection Guide
If you need: Highest dual-section flow and maximum speed
Choose: WF825134
Because: It delivers up to 20.0 GPM (11 GPM front + 9 GPM rear), with maximum speed up to 2500 RPM, ideal for demanding hydraulic circuits requiring two active flows.
If you need: A moderate split flow for two circuits
Choose: WF825135
Because: Provides 11 GPM front and 5 GPM rear, with inline porting, suitable for applications needing two separate but unequal flows.
If you need: Balanced dual flow sections with high RPM capability
Choose: WF825139
Because: Both front and rear pumps provide 9 GPM each, with high speed up to 2800 RPM and 90° port orientation for flexible installation.
If you need: Single pump operation or lower total flow with unique rotation
Choose: WF825063 or WF825975
Because: Both offer 10 GPM front flow, no rear flow, and are suitable for systems where only one section is needed. WF825975 is left-hand rotation for specialized drive requirements.
Compatibility: All models are direct Vickers replacements, follow SAE J744 mounting standards, and feature SAE ‘B’ 4-bolt flanges with G1″/G1/2″ BSPP ports for easy interchangeability. For specialized requirements, see our pumps with integral valves category.
For model selection, application engineering, or troubleshooting, call Northern Hydraulics’ technical specialists at (800) 823-4937, Mon-Fri, 7 AM – 5 PM MST. Volume pricing available on 4+ units. All pumps include a 12-month manufacturer warranty and same-day shipping on in-stock items. For technical advice, call (800) 823-4937.
Purchasing Information
Availability & Delivery
Most hydraulic pumps ship within 1-2 business days. Made-to-order items typically require 5-7 business days.
For current availability on WF825135, call (800) 823-4937.
Warranty & Protection
- 12-month warranty covers manufacturing defects
- 30-day return window for unopened units
- Free technical verification before ordering
- Each pump pressure tested before shipment
Ordering Options
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.
Support & Documentation
- Installation guide included with every shipment
- Technical drawings and specifications available (see our vane pump technical resources)
- Cross-reference guides for common brands
- Phone support: Monday-Friday, 7 AM – 5 PM MST
Questions? Call our specialists: (800) 823-4937
Compatibility & Applications
Direct Replacement Information
Designed as a direct replacement for the Vickers WF825135, this Fluidyne pump ensures seamless compatibility and 100% interchangeability. It maintains a displacement of 19.5 cm³/r (1.19 in³/r) and supports continuous operations up to 2500 PSI, making it ideal for demanding hydraulic systems..
- Mounting Pattern: SAE ‘A’ 2-bolt
- Inlet Port: G1″ BSPP
- Outlet Port: G1/2″ BSPP
Common Applications
Commonly used in lifting equipment, conveyor systems, processing machinery, as demonstrated in our real-world Vickers replacement applications.
- lifting equipment
- conveyor systems
- processing machinery
Important: Verify pump model WF825135 matches your existing Vickers unit before ordering. For technical assistance, contact our hydraulic specialists at (800) 823-4937.
Fluidyne V2020 WF825135 Vane Pump | Replacement for Vickers/Eaton V2020-V20201F11S5S1CC30R 2.0 GPM | 2500 PSI | SAE ‘A’ 2-Bolt | 3/4″ Keyed Shaft
$759.90
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