External Gear Hydraulic Motors
Last Updated: April 1, 2025
Description
External gear hydraulic motors are devices that convert hydraulic energy into mechanical energy. They achieve this by using externally-mounted gears that rotate when pressurized fluid is introduced, producing output torque.
Working Principle
External gear hydraulic motors operate by utilizing pressurized fluid to force the external gears to turn. This rotation converts the hydraulic energy into mechanical energy, which is then used to produce torque. The pressurized fluid is delivered to the motor, and as it flows through, it causes the gears to rotate. This mechanism is useful because it allows for the efficient conversion of fluid power into mechanical power, enabling the motor to perform work.
Applications
Unfortunately, specific applications for external gear hydraulic motors were not detailed in the provided documents. Therefore, I am unable to provide specific examples of where these motors are used.
Advantages over other Hydraulic Motors
The documents did not provide specific advantages of external gear hydraulic motors over other types of hydraulic motors. Therefore, I cannot provide detailed comparisons in this section.
Limitations
The documents did not specify any particular limitations of external gear hydraulic motors. As such, I am unable to provide detailed information on this aspect.
Considerations
The documents did not provide specific considerations related to initial costs, operating expenses, durability, accuracy, or replacement and maintenance costs for external gear hydraulic motors. Therefore, I am unable to provide detailed guidance on these factors.
from jbj Techniques Limited
For its displacement and pressure range, the F15 series features one of the most compact envelopes available from any manufacturer. Standard international mounting flange options are outlined in the pdf available via the link at the bottom left of this web page along with full dimensional details,... [See More]
- Motor Type: External Gear
- Displacement Per Revolution: 19 to 50
- Operating Temperature: -22 to 221
- Motor Weight: 18.62 to 21.97
from jbj Techniques Limited
FM20 Series and FM30 series motors provide excellent high speed performance in parallel circuit applications. Available with a standard 150 PSI shaft seal (optional 500 PSI seal available), these motors feature a durable cast iron construction and excellent efficiencies. A wide variety of shaft and... [See More]
- Motor Type: External Gear
- Mounting: Flanged
- Operating Pressure: 3727 to 3989
from jbj Techniques Limited
GC Series Hydraulic Motors are compact bidirectional external gear motors. These motors feature cast iron bodies and needle bearings for long life under severe conditions. A variety of shaft, flange and valve options can be specified on GC Series Motors. A unique feature of these motors is their... [See More]
- Motor Type: External Gear
- Operating Pressure: 0.0 to 1001
- Operating Speed: 2000 to 3000
- Operating Temperature: -65 to 225
from jbj Techniques Limited
For its displacement and pressure range, the WM1500 family features one of the most compact envelopes available from any manufacturer. Outlined in the pdf available via the link at the bottom left of this web page along with full dimensional details, flange, shaft and valve options and technical... [See More]
- Motor Type: External Gear
- Displacement Per Revolution: 19 to 50
- Operating Temperature: -22 to 221
- Mounting: Flanged
from jbj Techniques Limited
Hydraulic gear motors can be supplied in single or bi-rotation formats and units are available with a comprehensive range of mounting flange and shaft options including specific designs to accomodate high radial loads. A complete range of integrated valves to suit a wide range of applications are... [See More]
- Motor Type: External Gear
- Operating Pressure: 1885 to 3916
- Operating Speed: 2000 to 5000
- Maximum Fluid Flow: 61.78 to 1964
from Bosch Rexroth Corporation
External gear motors with a range of displacements and options. [See More]
- Motor Type: External Gear
- Displacement Per Revolution: 2.5 to 45
from IBT Industrial Solutions
IBT Industrial Solutions is the expert in hydraulics products and hydraulic solutions. Our experience in fluid power and our wide array of hydraulics products will lead you to the best hydraulics solution for your business. We provide solutions to companies in various industries that rely on mobile... [See More]
- Motor Type: Radial Piston; Internal Gear; External Gear; Vane
from Bosch Rexroth Corporation
Rexroth external gear units are classics in the hydraulics world, encompassing hydraulic pumps and motors, individual pumps, multiple pumps, and a new addition to traditional electrohydraulics: low-noise SILENCE units. Available in 7 different product series, these hydraulic units open up a nearly... [See More]
- Motor Type: External Gear
- Displacement Per Revolution: 1 to 63
- Operating Pressure: 4000
- Housing Material: Aluminum; Iron