K13020AR0
20mm Constant Section Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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K13020AR0 Bearing Product Overview & Core Advantages
The K13020AR0 is a single row angular contact ball bearing designed for applications requiring high precision and reliable performance under combined loads. This metric thin-section bearing features a compact design with a 130mm bore and 20mm width, making it ideal for space-constrained applications. Its 30° contact angle provides excellent capability to handle both radial loads and significant axial loads in one direction, while the ABEC-1 precision class ensures consistent performance in demanding industrial environments.
K13020AR0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
| K13020 | Bearing series designation with 130mm bore diameter and 20mm width |
| A | Angular contact design with 30° contact angle |
| R0 | Standard radial internal clearance specification |
K13020AR0 Bearing Structural Features & Performance Benefits
Optimized Load Capacity: The 30° contact angle enables superior performance under combined radial and axial loads, with axial static load rating of 10,862 lbf and radial dynamic load rating of 4,749 lbf.
Precision Engineering: Manufactured to ABEC-1 tolerance class with tight dimensional control (bore tolerance: -0.025mm to 0, width tolerance: +.000 –.254mm) ensuring consistent performance and easy installation.
Premium Material Construction: Features chrome steel rings and balls for durability and wear resistance, combined with a brass cage that provides excellent stability at moderate speeds.
Thin-Section Design: As part of the Reali-Slim metric series, this bearing offers significant space savings while maintaining robust load capacity, making it ideal for compact machinery designs.
K13020AR0 Bearing Typical Application Areas
- Robotics and Automation: Joint bearings in robotic arms and precision positioning systems
- Aerospace Components: Actuator mechanisms and control surface assemblies
- Medical Equipment: Imaging systems, surgical robots, and diagnostic machinery
- Industrial Machinery: Precision spindles, indexing tables, and rotary transfer units
- Semiconductor Manufacturing: Wafer handling equipment and precision positioning stages
