Parker Denison M5AF M5BF Motor | M5AF018 1R04 B1M2 | High Performance Fan Drive

Parker Denison M5A & M5B Series High-Performance Fan Drive Hydraulic Motors

Product Overview: The Parker Denison M5 Series represents the gold standard for high-pressure fixed displacement vane motors, specifically engineered for the cooling systems of modern mobile machinery. This range encompasses the compact M5AF and the reinforced M5B/S (M5BF) frames, designed to meet the rigorous demands of fan drives requiring high speeds and maximum reliability. This category highlights the flagship model: M5AF018 1R04 B1M2. Utilizing a unique hydraulically balanced architecture, the M5 series effectively neutralizes internal radial loads, ensuring an exceptionally long bearing life even under continuous pressures of 320 Bar. It is the premier choice for cooling circuits in excavators, bulldozers, and heavy-duty Hydraulic Power Units (HPUs).

Key Technical Advantages:

• Elite High-Pressure Capability: Handles continuous operating pressures up to 320 Bar (4650 PSI), delivering exceptional power density that rivals larger piston motors.

• High-Speed Stability: Specifically optimized for fan drive applications, supporting continuous speeds up to 4000 RPM to ensure maximum airflow in high-ambient temperatures.

• Low Rotational Inertia: Provides superior dynamic response, allowing the motor to handle frequent start-stop cycles and rapid acceleration/deceleration of the fan blades.

• Cold Start Reliability: Optimized vane-tip technology reduces startup torque loss in cold oil conditions, ensuring smooth operation across all climates.

• Technical Spec Decoding:

  • M5AF / M5BF / M5BS: Frame size and displacement sequence identifiers.

  • 018: Denotes a displacement of 18.0 cc/rev.

  • 1R04: Relates to rotation direction (R-Clockwise) and specific porting configurations.

  • B1M2: Precise code for mounting flange and shaft specifications (SAE standard).

Detailed Models & Specifications:

• Core Series: Parker Denison M5 Series (Fan Drive Vane Motor).

• Featured Model Matrix:

  • M5AF018 1R04 B1M2: 18cc displacement, the standard configuration for high-performance fan systems.

  • M5B / M5BF / M5BS: High-displacement variants for maximum power requirements.

• Core Performance Specs:

  • Rated Pressure: Continuous up to 320 Bar.

  • Maximum Speed: Capable of 3600 to 4000 RPM.

  • Displacement Range: 6.0 cc/rev to 45.0 cc/rev.