What makes the XRUA series suitable for high-precision applications?

The XRUA series is designed with a 90° cross arrangement of rollers, which allows it to handle various forces simultaneously, providing high precision and rigidity. This design is particularly beneficial for applications like CNC rotary tables and industrial robot joints where precise motion control is critical.

How does the XRUA series contribute to system rigidity and accuracy?

The unique cross roller structure of the XRUA series eliminates the need for multiple bearings, simplifying the mechanical design and reducing potential points of failure. This not only improves system rigidity but also enhances overall accuracy, which is essential in precision equipment such as medical CT scanners.

XRUA Series Crossed Roller Bearings

High Precision and Rigidity for Critical Applications

The XRUA series cross roller slewing bearings are engineered for high load carrying capacity and precise rotation, making them ideal for applications demanding the utmost in accuracy and reliability. These bearings are designed to meet the stringent requirements of industries such as robotics, medical equipment, and CNC machine tools.

Load Rating

High

Material

High-quality Bearing Steel

Precision

High

Heat Treatment

Precision

Available Models & Specifications

Click on any part number to view detailed CAD drawings and download PDF specifications.

Part Number	Bore (d)	Outer (D)	Width (B)
XRUA12.0235	mm	mm	mm
XRUA14.0540	mm	mm	mm
XRUA14.0640	mm	mm	mm
XRUA14.0753	mm	mm	mm
XRUA16.0407	mm	mm	mm

Why Choose XRUA Series for Precision Applications?

The XRUA series cross roller slewing bearings are distinguished by their 90° cross arrangement of rollers, which allows them to handle radial forces, axial forces, and tilting moments simultaneously. This unique design simplifies mechanical systems, enhances rigidity, and improves accuracy, making them a preferred choice in precision equipment such as CNC rotary tables, industrial robot joints, and medical CT scanners.

These bearings are manufactured from high-quality bearing steel and are subjected to precision heat treatment and grinding processes to ensure longevity and reliability. The XRUA series is not just a bearing; it's a solution that optimizes performance and minimizes maintenance in high-precision applications.

The compact and lightweight design of the XRUA series reduces the overall weight of equipment and saves mounting space, which is crucial for space-critical applications like robotics and precision optics. Additionally, the ability of a single XRUA bearing to replace multiple conventional bearings simplifies the design and assembly process, reducing costs and potential points of failure.

High precision and rigidity for accurate motion control
Outstanding load carrying capability for complex loading conditions
Compact design for space and weight optimization

Key Technical Features of XRUA Series

STEP 1

Cross Roller Structure for High Rigidity

The 90° cross arrangement of rollers in the XRUA series provides exceptional rigidity and eliminates elastic deformation, ensuring precise rotation in high-precision applications.

STEP 2

High Load Bearing Capacity

Designed to withstand large radial, axial, and tilting moments, the XRUA series is ideal for applications with complex loading conditions, such as automated equipment and heavy machinery.

STEP 3

Compact and Lightweight Construction

With an ultra-thin wall construction, the XRUA series offers a smaller cross-section and lower weight compared to conventional bearings, making it suitable for space-critical applications.

STEP 4

Simplified Design and Assembly

The XRUA series can replace multiple conventional bearings, simplifying the design process and reducing assembly costs, while minimizing potential points of failure.