1215KJ
1200 Series Self Aligning Ball Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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1215KJ Bearing Product Overview & Core Advantages
The 1215KJ is a metric double row angular contact ball bearing engineered for demanding applications requiring high rigidity and precise operation. Featuring a tapered bore (1:12) design, this bearing delivers exceptional performance in handling combined radial and axial loads simultaneously. Manufactured from premium chrome steel with precision-ground components, it ensures reliable operation in high-speed environments with a limiting speed of 6,700 rpm. The open construction allows for customized sealing solutions while maintaining optimal bearing dimensions for compact installations.
1215KJ Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| K | Tapered bore (1:12) | Enables precise mounting on tapered shafts for secure fit and reduced runout |
| J | Steel cage construction | Provides excellent strength and durability for high-speed applications |
1215KJ Bearing Structural Features & Performance Benefits
Double Row Design: The double row angular contact configuration delivers superior rigidity and load capacity, making it ideal for applications subject to moment loads and heavy combined loads.
High-Speed Capability: With a limiting speed of 6,700 rpm and steel cage construction, this bearing maintains stability and precision at elevated rotational speeds.
Optimized Load Distribution: The angular contact geometry ensures efficient distribution of radial and axial loads across both bearing rows, extending service life and maintaining accuracy.
Precision Manufacturing: Manufactured with CN radial internal clearance and tight dimensional tolerances, ensuring consistent performance in precision applications.
1215KJ Bearing Typical Application Areas
- Machine tool spindles and precision machining equipment
- Industrial gearboxes and power transmission systems
- Pump and compressor rotating assemblies
- Material handling equipment and conveyor systems
- Agricultural machinery and heavy-duty industrial equipment
