Parker F11-005 Series Hydraulic Bent-Axis Piston Pump for Forestry Equipment Cranes

Product Overview:
The F11-005 is a high-performance bent-axis, fixed displacement piston pump from the renowned Parker F11 series. This compact, heavy-duty pump is designed for both open and closed circuit applications where high efficiency, high drive speeds, and extreme pressures are required . With a displacement of 5 cc/rev and a unique spherical piston design, it delivers exceptional power density in a very compact package . This unit is a direct, high-quality replacement solution for original Parker equipment.

Technical Specifications:

• Model: F11-005 (Various configurations available: -RB-CV-K-000, -RU-CV-K-000, -HB-CV-K-000, etc.) 

• Type: Bent-axis design, fixed displacement piston pump/motor

• Displacement: 5 cc/rev (4.9-5.0 cm³/rev) 

• Continuous Pressure: 350 bar (5000 psi) 

• Intermittent/Max Pressure: 420 bar (6100 psi) 

• Maximum Continuous Speed: Up to 12,800 rpm (as motor) 

• Maximum Speed (Pump): 4600 rpm 

• Flow @ Rated Speed: 20.8 L/min (5.5 GPM) 

• Mounting Flange: CETOP flange (SAE options available for larger frames) 

• Shaft Options: Metric keyed, DIN splined, SAE splined 

• Port Threads: BSP threads or SAE UN threads (depending on configuration) 

• Shaft Seal: Fluorocarbon rubber (FKM) high pressure 

• Weight: Approximately 5 kg 

• Construction: High-strength铸铁 (cast iron) with hardened steel components

Core Features:

• Bent-Axis Design with 40° Angle: The 40° angle between the shaft and cylinder barrel allows for an exceptionally compact, lightweight unit with high power density .

• Unique Spherical Piston Design: This patented design minimizes internal leakage, delivers high volumetric efficiency (up to 97-98%), and provides superior starting torque while enabling operation at unusually high shaft speeds .

• Extreme Pressure & Speed Capability: Operating pressures up to 480 bar and speeds up to 14,000 rpm provide outstanding output power capability, allowing for downsizing of hydraulic systems .

• Versatile Circuit Compatibility: Suitable for use in both open and closed loop circuits as a pump or motor, offering maximum flexibility for system designers .

• Robust Construction: Built with high-strength materials to withstand extreme shaft loads and harsh operating conditions, ensuring long service life .

• High Power Density: Delivers high output flows in a very compact package, making it ideal for space-constrained applications .

• Multiple Mounting & Shaft Options: Available with CETOP, ISO, or SAE flanges and various shaft types (keyed, splined) to suit diverse application requirements .

Main Applications (Suitable Equipment):
The F11-005 is widely recognized as a versatile and reliable hydraulic power unit for applications demanding high speed and high pressure in a compact form factor. It is extensively used in:

1. Forestry & Logging Equipment:

• Feller bunchers and harvesters

• Skidders and forwarders 

• Saw drives for cut-to-length processing 

2. Construction & Lifting Equipment:

• Mobile cranes and boom systems

• Articulated booms and access platforms

• Skid steer loaders (auxiliary hydraulics) 

• Off-highway trucks and dumpers 

3. Marine & Offshore Applications:

• Deck cranes and davits

• Constant tension winches and mooring systems

• Hatch covers and marine hydraulic systems 

4. Industrial & Specialized Machinery:

• Aircraft test stands and ground support equipment 

• Mowers and agricultural cutters 

• Fan drives and cooling systems 

• Dust collectors and material handling 

5. Oil & Gas Industry:

• Nitrogen pumpers and coil tubing units

• Frac trucks and well service equipment 

6. Recycling & Waste Management:

• Industrial sweepers and refuse vehicles