K12020AR0
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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K12020AR0 Bearing Product Overview & Core Advantages
The K12020AR0 is a high-precision angular contact ball bearing designed for applications requiring exceptional accuracy and reliability. Engineered to accommodate combined loads, this bearing simultaneously handles significant radial loads and unidirectional axial loads. Its 30° contact angle provides optimal axial load capacity while maintaining high rotational precision. Manufactured to ABEC-1 tolerance standards with chrome steel components and brass cage construction, this bearing delivers consistent performance in demanding industrial environments. The open design allows for custom lubrication schemes tailored to specific operational requirements.
K12020AR0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| K | Metric series designation |
| 120 | Bore diameter: 120 mm |
| 20 | Outside diameter: 160 mm |
| A | 30° contact angle design |
| R0 | Radial internal clearance specification |
K12020AR0 Bearing Structural Features & Performance Benefits
Optimized Contact Design: The 30° contact angle configuration provides superior axial load capacity while maintaining excellent radial load performance, making it ideal for applications with combined loads.
Premium Material Construction: Manufactured from chrome steel for both rings and balls, ensuring high durability and wear resistance. The brass cage provides excellent dimensional stability and reliable performance at moderate speeds.
Precision Engineering: Built to ABEC-1 tolerance standards with tight dimensional controls (bore tolerance: -0.02mm to 0, OD tolerance: -0.018mm to 0) for consistent performance in precision applications.
Load Capacity Excellence: Features impressive load ratings with radial dynamic load rating of 4585 lbf and axial static load rating of 10403 lbf, providing reliable operation under demanding conditions.
K12020AR0 Bearing Typical Application Areas
- Precision Machine Tools: Spindle applications requiring high accuracy and reliability
- Industrial Pumps: Centrifugal and rotary pump systems handling axial and radial loads
- Motion Control Systems: Robotics and automation equipment requiring precise positioning
- Material Handling Equipment: Conveyor systems and positioning tables
- Medical Equipment: High-precision diagnostic and treatment devices
- Aerospace Components: Actuator systems and control surface mechanisms
