Kayaba MAG and MSF series hydraulic motors are high-quality piston hydraulic motors designed for use in the chassis (MAG) and slewing mechanism (MSF) of construction equipment, including excavators. They are characterized by high reliability, compactness, efficiency and smooth operation, have built-in gearboxes and braking systems, are compatible with equipment from leading manufacturers and ensure long-term operation in difficult operating conditions.

Main advantages of Kayaba MAG/MSF hydraulic motors:

High reliability and durability
- Designed for harsh operating conditions.
- High wear resistance thanks to precise manufacturing and high-quality materials.
- Withstands significant loads and impacts in an aggressive environment.
Compactness and integration
- Compact dimensions allow the motor to be built directly into a crawler or slewing gear.
- Built-in gearboxes (in some versions) allow you to reduce the dimensions and simplify the design of the equipment.
High efficiency
- Good efficiency across the entire speed and load range.
- Minimal energy loss during torque transmission.
- Optimized oil flow distribution.
Smooth and precise operation
- High sensitivity to pressure changes ensures smooth start-up and precise speed control.
- Smooth braking and reversing, which is important when working in confined spaces.
Compatibility with equipment from leading manufacturers
- Widely used in Komatsu, Hitachi, Kobelco, Yanmar excavators, as well as many Chinese and European brands.
- Easily replaced or repaired thanks to the availability of spare parts.
Built-in security features
- Some models have a built-in parking brake.
- Overload and backflow protection.
Ease of maintenance
- Easy access to main elements.
- Unified components simplify repair and maintenance.

Kayaba MAG/MSF series hydraulic motors consist of major components, each of which plays an important role in its operation. The main components of this motor include:

Cylinder block Rotor
Drive Shaft motor
Ball guide
Separation Plate
Friction Plate
Snap Ring
Motor Housing (Casing)
Cylinder block press Pin
Retainer Plate
Swash plate (Cam rocker)
Piston shoe
Spring of Rotor
Seal kit motor
Servo Piston
Valve plate
Washer
Swash plate Ball

We also provide repair services for Kayaba engines and pumps, guaranteeing the quality of the work performed. We are ready to provide a high level of service to our customers.

You can always contact Aspect Plus specialists for help in selecting the necessary spare parts for your hydraulic motor, get advice and additional information regarding technical units and other components.

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