Product Overview
The Parker FG3PKCAB is a pressure-compensated flow control valve engineered for precise, load-independent regulation of hydraulic flow in industrial circuits. As a member of Parker’s FG series modular valve family, this valve maintains a constant preset flow rate regardless of variations in system pressure or downstream load, ensuring repeatable actuator speeds and consistent process cycle times. Its pressure-compensating spool design automatically adjusts the internal metering orifice in response to pressure fluctuations, delivering stable flow performance across a wide operating envelope. The FG3PKCAB is configured for inline or modular subplate mounting, making it an ideal drop-in solution for new system builds and OEM replacement applications in demanding industrial environments.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Pressure Compensated Flow Control Valve |
| Model Designation | FG3PKCAB |
| Manufacturer | Parker Hannifin |
| Operating Pressure | Standard Industrial Grade (Up to 350 bar rated) |
| Flow Regulation Principle | Pressure-compensated spool with adjustable metering orifice |
| Mounting & Connection | Standard ISO / Manufacturer Interface (Modular Subplate) |
| Adjustment Type | Manual Adjustment (Set Screw / Knob Configuration) |
| Fluid Compatibility | Mineral-based hydraulic oils (ISO VG 32–68) |
Engineering Features & Advantages
- Precision Performance: The pressure-compensating spool maintains a constant regulated flow rate independent of load pressure changes, ensuring repeatable actuator speeds and eliminating drift in critical process sequences.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with hardened spool and sleeve assemblies that resist wear and contamination-induced sticking.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, allowing straightforward integration into existing Parker modular valve stacks without modification.
- Stable Flow Control: Provides accurate flow metering across a broad pressure differential range, minimizing velocity fluctuations in cylinders and motors during varying load conditions.
- Modular Design: Compact subplate-mounted configuration enables space-efficient stacking with directional, pressure, and other modular valves in a single manifold assembly.
Typical Industrial Applications
The Parker FG3PKCAB pressure-compensated flow control valve is widely deployed in plastic injection molding machines for precise injection and clamping speed control, metallurgical presses requiring consistent ram velocity under fluctuating loads, CNC machine tools and machining centers for accurate feed rate regulation, and construction and marine hydraulic systems where reliable flow control under variable pressure conditions is essential. It is also commonly found in test stands, hydraulic power units, and automated assembly equipment demanding repeatable motion control.
PRODUCT IMAGES
Parker FG3PKCAB Pressure Compensated Flow Control Valve
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- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine Parker FG3PKCAB Solenoid Directional Control Valve. This USA-made 24V DC hydraulic component features a 4-way 3-position design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.