KG070AR0
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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KG070AR0 Bearing Product Overview & Core Advantages
The KG070AR0 is a high-performance thin section angular contact ball bearing designed for applications requiring exceptional precision and space optimization. This single row bearing features a 30° contact angle, enabling it to support significant combined loads—handling both radial and axial forces simultaneously. Manufactured to ABEC-1 precision tolerances, it delivers reliable performance in demanding environments. Its open construction allows for custom lubrication schemes, while the robust chrome steel construction and brass cage ensure high rigidity and smooth operation, making it ideal for precision machinery where compact design and high load capacity are critical.
KG070AR0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| KG070AR0 | Specific manufacturer designation for this thin section bearing series |
| Open | No seals or shields, allowing for custom lubrication and high-speed applications |
| Angular Contact | Designed to handle combined radial and axial loads with 30° contact angle |
| ABEC-1 | Precision tolerance class ensuring consistent performance and dimensional accuracy |
KG070AR0 Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The single row design with 30° contact angle provides excellent stiffness and can support substantial combined loads, with a radial dynamic load rating of 8035 lbf and axial static load rating of 18650 lbf. The optimized internal geometry ensures even stress distribution under heavy loads.
Precision Engineering: Manufactured to ABEC-1 tolerance standards with tight dimensional control (bore diameter tolerance: -0.0010" to 0"), this bearing delivers consistent performance in precision applications. The radial internal clearance of 0.0000-0.0005" ensures optimal preload conditions for enhanced stiffness.
Material Excellence: Constructed from chrome steel rings and balls with a brass cage, the bearing offers superior durability, corrosion resistance, and smooth operation across a wide temperature range of -30°C to 110°C.
Space-Saving Design: As part of the Reali-Slim Open Bearings series, it features a thin cross-section (1" width) while maintaining high load capacity, making it ideal for compact machinery designs where space constraints are critical.
KG070AR0 Bearing Typical Application Areas
- Robotics and Automation: Robotic arms, precision positioning systems, and rotary joints requiring high rigidity and accuracy
- Aerospace & Defense: Guidance systems, radar platforms, and aircraft control surfaces where precision and reliability are paramount
- Medical Equipment: CT scanners, surgical robots, and diagnostic instruments demanding smooth motion and high precision
- Semiconductor Manufacturing: Wafer handling equipment, precision stages, and inspection machinery requiring minimal deflection
- Industrial Machinery: Rotary tables, indexing heads, and precision spindles in machine tools and automation systems
