F12-030-MF-IV-P-000-0000-P0 Parker Motor 30cc 420 bar

Model Number	F12-030-MF-IV-P-000-0000-P0, F12-030

Product Description

Product Overview

The F12-030-MF-IV-P-000-0000-P0 is a core model within the Parker Hannifin F12 Series of large frame bent axis fixed displacement piston motors, specifically the 030 frame size, manufactured by Parker PMDE (Pump & Motor Division Europe, Trollhättan, Sweden). The F12 Series is a high-performance bent axis fixed displacement heavy-duty motor/pump series suitable for numerous applications in both open and closed loop circuits, with displacements from 30 to 250 cm³/rev, operating pressures up to 480 bar, and speeds up to 7300 rpm.

F12 Series motors employ a unique spherical piston concept that allows them to be used at unusually high shaft speeds. The 40° angle between shaft and cylinder barrel allows for a very compact, lightweight motor/pump. The laminated piston ring offers important advantages such as low internal leakage and thermal shock resistance. F12 motors produce very high torque at start-up as well as at low speeds. The unique timing gear design synchronizes shaft and cylinder barrel, making the F12 very tolerant to high ‘G’ forces and torsional vibrations. Heavy duty roller bearings permit substantial external axial and radial shaft loads. The F12’s have a simple and straightforward design with very few moving parts, making them very reliable motors/pumps.

Model code breakdown: F12 = series designation; 030 = displacement size 30.0 cm³/rev; MF = ISO 3019-2 standard 4-bolt mounting flange; IV = side ports, ISO 6162-1 / SAE 6000 psi flange ports; P = cylindrical shaft (25 mm diameter); 000-0000 = standard variant; P0 = speed sensor location pre-machined and plugged.

As a drop-in replacement, the motor is fully compatible with the OEM Parker specification in mounting interface, shaft end configuration, and performance characteristics, enabling direct replacement without hydraulic circuit or mounting bracket modification. Every unit undergoes 100% simulation-based testing prior to shipment, covering displacement calibration, torque output, pressure holding, and internal leakage.

Technical Specifications

All parameters below are based on Parker Hannifin official technical documentation and verified supplier technical pages:

Complete Model: F12-030-MF-IV-P-000-0000-P0
Brand: Parker Hannifin
Product Series: F12 Series large frame bent axis fixed displacement motor/pump
Product Type: Bent axis fixed displacement piston motor
Displacement: 30.0 cm³/rev (1.83 cu in/rev)
Max Intermittent Pressure: 420 bar (6092 psi)
Rated Working Pressure: 350 bar (5076 psi)
Max Intermittent Speed: 6700 rpm
Max Intermittent Speed (Short Duration): 7300 rpm
Min Continuous Speed: 50 rpm
Max Intermittent Input Flow: 201 L/min (intermittent: 219 L/min)
Theoretical Torque (@ 100 bar): 47.6 N·m (35.1 lb-ft)
Cylinder/Shaft Angle: 40°
Piston Count: 7 or 9 piston design
Mounting Flange: MF — ISO 3019-2 standard 4-bolt flange (centering diameter 100 mm)
Shaft End: P — cylindrical shaft, 25 mm diameter
Port Connection: IV — side ports, SAE 6000 psi flange type (ports A/B)
Drain Port: M18 x 1.5
Direction of Rotation: Reversible
Body Material: Cast Iron
Seal Material: NBR (Nitrile)
Hydraulic Fluid: Standard mineral oil-based hydraulic fluid
Fluid Temperature Range: -40°C to +115°C
Kinematic Viscosity Range: 8 – 1000 cSt
Cleanliness Requirement: ISO 4406 20/18/13
Weight: Approx. 12 kg
Mounting Position: Any position
Speed Sensor: P0 version pre-machined and plugged for speed sensor location

Note: Specifications are based on Parker Hannifin official technical documentation (MSG30-8249/UK, MSG30-8249/US) and verified supplier technical pages (Hidraoil, Granit Parts, ZXAN Hydraulic, etc.). The F12 Series encompasses 11 displacement specifications: F12-030, -040, -060, -080, -090, -110, -125, -152, -162, -182, and -250, with displacement range of 30 – 242 cm³/rev. Always verify against the complete model code and consult the latest Parker official technical documentation during selection.

Key Technical Advantages

1. Unique Spherical Piston Design with 40° Bent Axis Structure for High Speed and High Pressure Performance

The F12-030 employs Parker’s unique spherical piston concept, allowing the motor to operate at unusually high shaft speeds with maximum intermittent speeds up to 6700 rpm (short duration up to 7300 rpm). The 40° angle between shaft and cylinder barrel results in a very compact, lightweight motor, delivering higher power density at the same displacement. F12 motors produce very high torque at start-up as well as at low speeds, and the unique timing gear design synchronizes shaft and cylinder barrel, making the F12 very tolerant to high ‘G’ forces and torsional vibrations.

2. Laminated Piston Rings with Low Internal Leakage Design

The F12-030 features laminated piston ring design, offering important advantages such as low internal leakage and thermal shock resistance. The laminated structure maintains excellent sealing performance under high temperature and high pressure conditions, effectively reducing volumetric losses, improving overall efficiency, and reducing greenhouse gas emissions and fuel consumption. This design enables the motor to maintain stable volumetric efficiency under 420 bar high-pressure conditions.

3. Gear Synchronization and Heavy-Duty Bearing System for High Reliability and Long Life

The F12 Series employs a proven gear synchronization design that precisely synchronizes shaft and cylinder barrel. Heavy-duty tapered roller bearings withstand substantial external axial and radial shaft loads, with maximum radial shaft load capacity of 1900 kg for the series. The unique piston locking, timing gear, and bearing setup, combined with a limited number of moving parts, constitute a very robust design with long service life and proven reliability. The motor features a cast iron body with very few moving parts, making it a very reliable motor/pump.

4. Compact Lightweight Structure with Flexible Mounting Configuration

The F12-030 weighs only approximately 12 kg at 30 cc/rev displacement, achieving an outstanding power-to-weight ratio. The MF mounting flange conforms to ISO 3019-2 standard 4-bolt design (centering diameter 100 mm), with IV configuration providing side port SAE 6000 psi flange connections and P configuration featuring a 25 mm diameter cylindrical shaft. The P0 version is pre-machined and plugged for a speed sensor, allowing subsequent sensor installation. Shaft end and mounting flange meet ISO, SAE, and cartridge standards for diverse system integration requirements.

5. 100% Simulation-Based Testing and Drop-In Interchangeability

Every F12-030 undergoes 100% simulation-based testing prior to shipment. Test protocols cover displacement calibration, torque output verification, pressure holding performance, and internal leakage detection. As a drop-in replacement, the motor is fully compatible with the OEM Parker specification in mounting dimensions (ISO 3019-2 flange), shaft end configuration (25 mm cylindrical shaft), and performance characteristics, enabling direct replacement without hydraulic circuit or mounting bracket modification.

Application Areas

Rotary Drilling Rig Power Heads: Providing high-speed, high-torque hydraulic drive for rotary drilling rig power heads — one of the most typical F12-030 applications
Construction Machinery: Excavator swing drives, compactor travel drives, skid steer loader hydraulic systems
Agricultural Machinery: Harvester travel drives, sprayer hydraulic systems, tractor hydraulic transmission
Forestry Equipment: Forestry harvester saw motors, forwarder hydraulic drive systems
Material Handling: Crane hoisting and slewing mechanisms, forklift hydraulic drives
Mining Equipment: Underground transport vehicle drives, drilling rig hydraulic systems
Industrial Hydraulic Systems: Machine tool hydraulic drives, test rigs, metallurgical equipment hydraulic transmission
Marine & Offshore: Marine deck machinery hydraulic drives, winch hydraulic transmission

Expert Maintenance Tips

Pre-Installation Checks:

Verify mounting flange (ISO 3019-2 4-bolt, centering diameter 100 mm) alignment with equipment mounting surface; ensure surface is clean and free of burrs
Inspect 25 mm cylindrical shaft mating surface for wear or corrosion; apply appropriate grease
The motor must be fully filled with hydraulic oil via the housing drain port prior to installation to prevent dry friction damage to piston/cylinder during startup
Confirm SAE 6000 psi flange port connections are secure and seals are intact
Confirm rotation direction matches system requirements (motor is reversible)

Operational Maintenance:

Maintain hydraulic oil cleanliness to ISO 4406 20/18/13 or better; use pressure filters with ≤ 10 μm filtration accuracy
Recommended fluid: mineral oil-based anti-wear hydraulic oil; maintain kinematic viscosity within 8 – 1000 cSt
Maintain fluid temperature within -40°C to +115°C; avoid overheating
Periodically check housing drain line for unobstructed flow; return back pressure must not exceed allowable limits
Periodically verify port flange connections are secure and NBR seals are not aged
In high-speed applications, consider installing Power Boost device to reduce mechanical losses by up to 15%
The P0 version reserves a speed sensor mounting interface, ready for direct sensor installation if required

Troubleshooting Guide:

Motor fails to rotate or speed abnormal: Check hydraulic system supply pressure; verify directional valve operation; check oil cleanliness
Insufficient output torque: Confirm system pressure reaches rated value (350 bar continuous / 420 bar intermittent); inspect piston/cylinder and laminated piston rings for wear
Abnormal noise or vibration: Check housing oil fill level; verify suction line is unobstructed; check mounting bolt tightness
External leakage: Inspect shaft seal for aging or damage; verify drain line back pressure is within allowable range
Efficiency decrease at high speed: Inspect laminated piston ring wear; replace piston ring components if necessary; verify Power Boost device is functioning properly

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