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A Comparison between Fixed and Mobile Excavator Slewing Bearings Excavator slewing bearings are key components in machines such as excavators. These are the bearings that help to facilitate the movement of the excavator, as well as to turn left and right. Without the slewing bearings the excavator would not do its job properly.
Excavator Slew Bearing – The Main Principle The joint cross bearing is pivotal in how the excavator operates. They are located under the excavator and enable it to rotate all the way round, a full 360 degrees. This rotation is required so that the excavator can take to different places without repositioning the entire machine.
The slewing bearings allow the machine to spin when the driver shifts the controls. This is important for tasks like digging, lifting and carrying materials. Slewing bearings also distribute the weight of the excavator, so it doesn’t tip over, evenly.

Slewing bearings are built for heavy loads and to run all of the time. These are made of durable materials that are good for holding up the debris that an excavator will use them for. Slewing bearings can bring low friction, when the excavator work receive well.

To ensure that axial cylindrical roller bearings serve for a long time, we must maintain them. CretePlane operators should visually inspect the bearings regularly for damage and unusual noises. Keeping the bearings greased, and properly aligned, can also make them last longer.

If you are purchasing some new slewing bearings for the excavator, it is equally essential to choose high-quality products that are compatible with the machine. Fo Bearings have so many slewing bearings for excavators. Operators can rely on Fo Bearings to maintain their excavator working more efficiently and for a longer period.
We offer comprehensive OEM and ODM services, tailoring bearings in various styles, sizes, and specifications to meet unique requirements in automotive, machinery, and energy sectors—delivering both superior quality and competitive pricing.
With over 20 years of dedicated experience in bearing production, we specialize in developing and supplying high-precision solutions including wheel bearings, hub bearings, and clutch release bearings, ensuring reliable performance across diverse industrial applications.
Backed by a multinational presence through subsidiaries in Iran, Canada, Malaysia, and the UK, we provide responsive 24/7 localized support, ensuring seamless technical assistance and smooth cross-border collaboration for clients in over 60 countries.
Every bearing is precision-manufactured through forging, heat treatment, and machining, supported by a rigorous quality management system that includes automated inspection, material testing, and noise/vibration analysis to guarantee durability and performance.