| Weight | 37 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 | 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 |
Most hydraulic pumps ship within 1-2 business days. Made-to-order items typically require 5-7 business days.
For current availability on WF825909 or to discuss vane pumps for your application, 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. For large projects or repeated use, see our single stage vane pumps for additional options.
Questions? Call our specialists: (800) 823-4937
These FluiDyne V2020 double vane pumps differ primarily in flow rates, pump section combinations (GPM per section), maximum speed, rotation direction, shaft type, and port orientation. All are direct Vickers replacements, fully SAE J744 compliant, and share mounting and port standards.
?? 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 |
|---|---|---|---|---|
| WF825909 (Current) | 7 | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF825903 | 11 | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF825900 | 9 | 2500 PSI | 19.5 cm³/r (1.19 in³/r) | 2-Bolt Flange (SAE “A” size) |
| WF825975 | 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) |
Difference: WF825903 delivers the highest combined flow at 17.0 GPM (11 + 6 GPM), while WF825975 and WF825063 offer the lowest at 10.0 GPM (single-section active). WF825909 and WF825900 are mid-range at 12.0 GPM and 16.0 GPM respectively.
Selection Guide: Select WF825903 for applications needing maximum flow, or WF825975/WF825063 for single-section requirements or when a compact double pump is needed but only one section will be active.
Difference: WF825903: 11/6 GPM; WF825900: 9/7 GPM; WF825909: 7/5 GPM; WF825975 and WF825063: 10/0 GPM (rear inactive).
Selection Guide: Choose the pump with section flows matching your system’s Hi-Lo circuit or dual flow needs.
Difference: WF825903 can operate up to 2500 RPM, WF825900 up to 2800 RPM, WF825909 up to 1800 RPM (limited by rear section), WF825975/WF825063 up to 1800 RPM.
Selection Guide: For high-speed applications, WF825900 (2800 RPM) or WF825903 (2500 RPM) are preferred.
Difference: WF825909 and WF825063 are right-hand (clockwise); WF825900 and WF825975 are left-hand (counter-clockwise).
Selection Guide: Match pump rotation to your drive system for proper operation.
Difference: WF825909 features a straight keyed shaft; others use a 13-tooth splined shaft.
Selection Guide: Use splined shafts (WF825903, WF825900, WF825975, WF825063) for high-torque or spline-coupled drives; choose WF825909 for standard keyed shaft compatibility.
Difference: WF825909, WF825903: outlets inline with inlet (0°); WF825900: front outlet at 90° CCW, rear inline; WF825975, WF825063: both outlets opposite inlet (180°).
Selection Guide: Select port orientation to match your system plumbing—inline for straight runs, 180° for opposite-facing layouts, 90° for compact or corner installations.
If you need: Highest overall flow and dual active sections
Choose: WF825903
Because: It provides 17.0 GPM total flow (11/6 GPM split) and supports up to 2500 RPM.
If you need: High flow with higher RPM capability and left-hand rotation
Choose: WF825900
Because: It offers 16.0 GPM (9/7 split), up to 2800 RPM, and left-hand (CCW) rotation.
If you need: Right-hand rotation with moderate dual-section flow
Choose: WF825909
Because: It provides 12.0 GPM (7/5 split) with a straight keyed shaft and inline ports.
If you need: Single-section operation or double pump with only one active section (front)
Choose: WF825975 (left-hand) or WF825063 (right-hand)
Because: Both offer 10.0 GPM front section only, with rear section inactive—ideal for future expansion or specific flow requirements.
Compatibility: All models are direct Vickers replacements, meet SAE J744 mounting standards, use SAE ‘B’ 4-bolt flanges, and feature 1-1/16″-12 UN-2B threaded ports for easy interchangeability. For advanced requirements, see our pumps with integral valves applications.
For application-specific selection, pump sizing, or troubleshooting, Northern Hydraulics’ hydraulic specialists are available Mon-Fri, 7 AM – 5 PM MST at (800) 823-4937. For similar specifications, consider reviewing the V201P5P18C11R – FluiDyne V20 Pump. (800) 823-4937.
This Fluidyne unit serves as a direct replacement for Vickers WF825909 in systems requiring 19.5 cm³/r (1.19 in³/r) displacement and up to 2500 PSI maximum pressure..
Commonly used in marine applications, stationary power units, test stands, and similar demanding hydraulic systems (see V201P13P3A11R – FluiDyne V20 Pump for related applications).
Important: Verify pump model WF825909 matches your existing Vickers unit before ordering. For technical assistance, contact (800) 823-4937 or browse our hydraulic pumps family for more solutions.
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