K18020XP0
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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K18020XP0 Bearing Product Overview & Core Advantages
The K18020XP0 is a metric thin-section four-point contact ball bearing designed for applications requiring high precision and space optimization. As part of the Reali-Slim mm Metric Bearings series, it features a single-row design with an open configuration, enabling it to handle combined radial and axial loads simultaneously. Its compact cross-section (20mm width) combined with a large 180mm bore makes it ideal for machinery where weight reduction and high rigidity are critical. Manufactured to ABEC-1 precision tolerances, this bearing delivers reliable performance in demanding operational environments.
K18020XP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
|---|---|---|
| K | Metric thin-section bearing series | Space-saving design with optimized cross-section |
| 180 | 180mm bore diameter | Large inner diameter for shaft mounting |
| 20 | 20mm width | Ultra-thin profile for compact assemblies |
| XP0 | Four-point contact design, open configuration | Superior load handling in multiple directions |
K18020XP0 Bearing Structural Features & Performance Benefits
Four-Point Contact Design: The bearing's unique raceway geometry allows it to support combined radial and axial loads from any direction, making it exceptionally versatile for complex loading conditions.
Thin-Section Construction: With only 20mm width and large 180mm bore, this bearing provides maximum space utilization while maintaining high rigidity and structural integrity.
Premium Material Composition: Constructed from chrome steel rings and balls with a brass cage, the bearing offers excellent durability, corrosion resistance, and stable operation across the temperature range of -30°C to 110°C.
Precision Engineering: Manufactured to ABEC-1 tolerance standards with controlled radial internal clearance (0.0000 – 0.0005"), ensuring smooth operation and minimal vibration in precision applications.
Impressive Load Capacity: The bearing delivers radial dynamic load rating of 6929 lbf and axial dynamic load rating of 10632 lbf, providing reliable performance under significant operational stresses.
K18020XP0 Bearing Typical Application Areas
- Robotics and Automation: Rotary joints, manipulator arms, and precision positioning systems
- Aerospace Equipment: Actuator mechanisms, control surface assemblies, and satellite components
- Medical Imaging Systems: CT scanner gantries, MRI positioning devices, and diagnostic equipment
- Semiconductor Manufacturing: Wafer handling robots, precision stages, and processing equipment
- Industrial Machinery: Rotary tables, indexing devices, and precision gearboxes
- Optical Instrumentation: Telescope mounts, laser positioning systems, and measuring devices
