Fixed Displacement Gear Motors | Parker PGM365 Series
Parker’s PGM365 Series gear motors are fixed-displacement hydraulic gear motors designed to deliver outstanding durability, efficiency, and power in demanding mobile applications. Built with a rugged cast-iron housing, these motors provide exceptional high-pressure performance and long service life, even in harsh operating environments.
The PGM365 gear motor is engineered for high-duty-cycle applications across the construction, forestry, and Oil & Gas markets, where consistent torque and reliability are critical. Its precision manufacturing ensures excellent volumetric efficiency, smooth operation, and superior resistance to oil contamination and wear.
Available as a standard motor configuration, Parker’s PGM365 Series offers the proven strength and performance expected from one of the most trusted names in hydraulic power.
Technical Specifications
- Product Type: Motor, cast iron bushing, external gear
- Displacement: 44.3 to 147.5 cm3/rev (Motor), 2.70 to 9.00 inch3/rev (Motor)
- Direction of Rotation: Bi-Directional
- Mounting Type: SAE 2-Bolt or 4-Bolt
- Shaft Type: SAE Splined, Keyed
- Shaft Seal Material: NBR, FPM [FKM], NBR, FPM [FKM]
- Number of Ports: BSPP, Metric Split Flange, SAE Straight Thread or Split Flange
- For Fluid Type: Fire Resistant Fluids : Water-Oil Emulsions 60/40, HFB; Water-Glycol, HFC; Phosphate Esters, HFD, Mineral Oil
- Operating Temperature: 0 to 180 °F with standard seals, 0 to 150 °F with FPM seals
- Operating Speed: 400 to 3000 RPM
- Maximum Inlet Pressure Rating: 15 psig
- Maximum Continuous Vacuum Pressure: 13 cm (5 in) Hg at operating temperature
- Continuous Outlet Pressure: up to 241 bar, up to 3500 psi
- Weight: 56 lbs with 1″ gear
Add 1 lb for each additional 1/4″ of gear to 56 lb
Key Benefits
- Three-piece cast iron construction for distribution flexibility
- Cast Iron construction for durability
- Balanced Thrust Plates minimize friction and leakage
- Journal bearings for long life
- Multiple sections available
Examples of Suitable Applications
- Tire Trucks
- Salt and sand spreaders
- Aerial Lift
- Low boy trailers
- Live (Moving) Floor Trailers
- Roll Off Trailers
Let's Talk 
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