KG045XP0
1" 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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KG045XP0 Bearing Product Overview & Core Advantages
The KG045XP0 is a high-performance thin section four-point contact ball bearing designed for applications requiring exceptional space efficiency and load capacity. Manufactured to ABEC-1 precision standards, this inch-series bearing features a large 4.5" bore within a compact 1" cross-section, delivering an optimal strength-to-size ratio. Its unique four-point contact design enables it to simultaneously support substantial radial loads, axial loads in both directions, and moment loads, making it ideal for precision rotary systems demanding high rigidity and accuracy.
KG045XP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Implication |
|---|---|---|
| KG045 | Bore diameter: 4.5 inches | Large bore for shaft integration |
| XP0 | Specific internal design & clearance | Optimized for precision applications |
| Open | No seals/shields (standard) | Allows for custom lubrication schemes |
KG045XP0 Bearing Structural Features & Performance Benefits
Four-Point Contact Design: The single-row bearing geometry creates four points of ball-raceway contact, enabling it to handle combined loads efficiently. This design provides exceptional moment load capacity (16 ft-lbf rated) while maintaining a slim profile.
High-Precision Components: Manufactured from chrome steel rings and balls with a brass cage, the bearing ensures reliable operation and long service life. The tight radial internal clearance (0.0000 – 0.0005") contributes to precise rotational accuracy.
Optimized Load Ratings: With dynamic load ratings of 8,205 lbf (radial) and 11,750 lbf (axial), and static ratings of 8,760 lbf (radial) and 21,890 lbf (axial), the KG045XP0 delivers robust performance in demanding applications.
Temperature Compatibility: Operating range of -30°C to 110°C ensures reliability across various environmental conditions when properly lubricated.
KG045XP0 Bearing Typical Application Areas
- Robotics: Robot joints and rotary actuators requiring compact, high-capacity bearings
- Aerospace: Control mechanisms, radar systems, and instrumentation platforms
- Medical Equipment: CT scanners, surgical robots, and precision medical devices
- Industrial Automation: Rotary tables, indexing heads, and precision positioning systems
- Defense Systems: Turret assemblies, targeting systems, and surveillance equipment
