K30020AR0
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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K30020AR0 Bearing Product Overview & Core Advantages
The K30020AR0 is a metric thin-section angular contact ball bearing engineered for applications requiring high precision and space optimization. As part of the Reali-Slim mm Metric Bearings series, its single-row design delivers exceptional performance in handling combined radial and axial loads simultaneously. Featuring a 30° contact angle, this bearing is optimized for high rigidity and precise rotational accuracy, making it ideal for compact, high-performance machinery where weight and cross-section are critical constraints.
K30020AR0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| K | Indicates metric thin-section bearing series |
| 300 | Bore diameter: 300 mm |
| 20 | Outside diameter: 340 mm (300+40) |
| A | 30° contact angle design |
| R0 | Standard radial internal clearance |
K30020AR0 Bearing Structural Features & Performance Benefits
Thin-Section Design: With a cross-section of only 20 mm width, this bearing provides significant space and weight savings while maintaining structural integrity, making it perfect for compact machinery designs.
High Load Capacity: The 30° contact angle configuration enables superior combined load handling, with radial dynamic load rating of 7,313 lbf and axial static load rating of 18,126 lbf, ensuring reliable performance under complex loading conditions.
Precision Engineering: Manufactured to ABEC-1 tolerance class with chrome steel rings and balls, complemented by a brass cage for optimal strength and durability during high-speed operation.
Optimized Performance: The open design with factory lubrication provides excellent operational characteristics within a temperature range of -30°C to 110°C, suitable for various industrial environments.
K30020AR0 Bearing Typical Application Areas
- Robotics and Automation Systems - Where precision motion control and compact design are essential
- Aerospace Components - For applications requiring lightweight, high-precision bearing solutions
- Medical Equipment - Particularly in imaging systems and precision instruments
- Semiconductor Manufacturing Equipment - Where space constraints and precision are critical
- Industrial Rotary Tables - Providing accurate positioning and high rigidity support
