Manufacturer of high pressure hydraulic motor PGM505
PGM505 series fixed displacement gear motors offer cost effective, high power density due to their aluminum, bushing block construction, making them ideal in a broad selection of markets such as Material Handling, Agriculture, Turf, as well as a variety of Industrial Applications. They are available as single or multi-section motors.
Markets:
• Aerial
• Agriculture Machinery
• Material Handling Equipment
• Turf Equipment
• Vocational & Municipal Equipment
• Oil & Gas
Features/Benefits:
• Three-piece construction for distribution flexibility
• Aluminum pumping sections for light weight
• Journal bushings for long life
• Pressure balanced thrust blocks for high efficiency
• Multiple sections available
Applications:
• Fan drive motors
• Mower motors
• Sweeper motors
• Pump drive
Technical Specifications:
• Sizes from 2 to 13cc
• Operating pressures up to 275 bar (3,988 psi)
• Speeds up to 4,000 rpm
• CW, CCW, and Bi-rotational motors available
• SAE shafts, flanges and porting available
• Extensive valve options available: Pressure relief, anti-cavitation, cross port relief, solenoid unloading, proportional relief, and reversing.




Product Type: | Motor 505, high pressure aluminum, external gear |
Displacement: | 2 to 12 cm3/rev (Motor), 0.12 to 0.73 inch3/rev (Motor) |
Direction of Rotation: | Clockwise, Counter Clockwise, Bi-Directional |
Mounting Type: | SAE 2-Bolt or 4-Bolt Square |
Shaft Type: | SAE Splined,Keyed |
Shaft Seal Material: | NBR, FPM [FKM], NBR, FPM [FKM] |
Number of Ports: | SAE Straight Thread |
Inlet Port Size: | Common or Separate with Multiple Gear Sets |
Fire Resistant Fluids : | Water-Oil |
For Fluid Type: | Emulsions 60/40, HFB; Water-Glycol, HFC; Phosphate Esters, HFD, Mineral Oil |
Operating Temperature: | 5 to 176 °F (Operating), -4 to 5 °F (Cold start) |
Operating Speed: | 4500 to 4000 RPM |
Minimum Inlet Pressure Rating: | -0.25 bar |
Maximum Inlet Pressure Rating: | 1.4 bar, 20 psig |
Maximum Continuous Vacuum Pressure: | 13 cm (5 in) Hg at operating temperature |
Continuous Outlet Pressure: | up to 275 bar, up to 4000 psi |
Drain Option: | Rear |
Our hydraulic gear pumps have the following advantages:
1. Excellent durability: The use of high-quality alloy steel gear, after special heat treatment process, hardness and wear resistance far exceed the industry standard, effectively reduce wear, extend service life, reduce equipment replacement frequency, help you save long-term operating costs.
2. High efficiency and energy saving: Unique sealing design and optimized gear meshing mode greatly reduce internal leakage, improve volumetric efficiency, reduce energy loss, provide you with strong power at the same time, significantly reduce energy consumption, in line with the green production concept.
3. Super load adaptability: The torque output is stable, even under high load and impact load conditions, it can maintain reliable operation, ensure that the equipment continues to work stably, meet the needs of various complex working conditions, and help the project to promote efficiently.
4. Compact and light structure: compact structure design, small size, light weight, easy installation, flexible adaptation to a variety of equipment, saving installation space, easy equipment integration and layout adjustment, improve the flexibility of the overall design of equipment.
5. Wide application compatibility: Complete product specifications, can be seamlessly connected with a variety of hydraulic systems, whether it is construction machinery, agricultural machinery or industrial automation equipment, can be easily adapted to meet the diverse application needs of different industries.



Motor/Pump production line


Cylinder production line


1. I am not sure if your hydraulic gear motor is suitable for my equipment, what should I do?
You can tell us the specific parameters of the equipment, such as working pressure, flow rate, speed requirements and installation size, and our technical team will help you determine which product is most suitable, and also provide selection guidance.
2. How long can it be delivered after placing an order on the platform?
Under normal circumstances, we will ship within 1-3 working days after confirming the order and receiving the payment. However, if the product is out of stock or under special circumstances, we will communicate with you in a timely manner and inform you of the estimated delivery time.
3. Is the price on the platform negotiable?
The price displayed on the platform is the preferential price after comprehensive consideration of cost and market conditions. However, if you purchase a large amount, you can contact us to apply for a bulk purchase discount, the specific discount needs to be negotiated according to the purchase quantity.
4. Will there be promotions on the platform?
We will carry out promotional activities on the platform from time to time, such as holiday offers, new product promotion discounts, etc. You can follow our store, set up subscription notifications, in order to get timely event information.
5. If the product fails after purchase, how to get after-sales service?
You can contact us at any time through the platform's customer service channels, or call the after-sales phone [phone number]. Our after-sales team will communicate with you within 24 hours of receiving feedback to assist you in resolving the issue
6. How to determine whether the hydraulic gear motor needs more
In case of abnormal noise, increased vibration, significant reduction in output torque, and serious leakage, the motor needs to be inspected and evaluated. If the wear degree of professional testing exceeds the allowable range, or the damage of key components cannot be repaired, it should be considered for replacement.
7. What are the installation methods of the hydraulic gear motor?
Our products provide a variety of installation methods, including flange installation, foot installation, shaft extension installation, etc., can meet the installation needs of different equipment, installation size in line with industry standards, easy replacement and installation.
8. How long is the warranty period?
We offer a 1-year warranty. During the warranty period, if the product quality problem leads to failure, we will repair or replace it free of charge. However, artificial damage, not according to the operation manual and other cases are not covered by the warranty.
9. What should we pay attention to in the maintenance of hydraulic gear motor?
Regularly check the oil level and oil quality of the hydraulic oil to ensure that the oil is clean, and replace the hydraulic oil every [X] hours or according to the severity of the working environment; Regularly check whether the connection part is loose; Pay attention to observe the temperature and pressure when the motor is working, and check in time if there is any abnormality.