1312S
1300 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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1312S Bearing Product Overview & Core Advantages
The 1312S is a double row angular contact ball bearing designed for applications requiring high precision and reliability. This precision bearing is engineered to accommodate combined loads, simultaneously handling significant radial loads and moderate axial loads in both directions. Its compact design, featuring a 60 mm bore and 130 mm outside diameter, provides a robust solution for space-constrained assemblies. Manufactured from high-grade chrome steel and featuring a lightweight nylon cage, it delivers excellent performance and high rigidity.
1312S Bearing Model Code Explained, Specifications & Naming Convention
| Suffix / Prefix | Technical Meaning |
|---|---|
| 1312 | Standard bearing series designation, indicating the core dimensions (60mm bore, 130mm OD). |
| S | Indicates a double row angular contact ball bearing construction. |
| (No Seal Suffix) | The bearing is of Open seal type, suitable for systems with external lubrication. |
1312S Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The double row ball complement and optimized raceway geometry provide superior high rigidity, enabling stable operation under heavy combined loads. This design effectively manages both radial and bidirectional axial forces.
Optimized for Performance: The lightweight nylon cage ensures smooth operation at the specified limiting speed of 6,300 rpm, reducing friction and heat generation. The standard CN radial internal clearance is suitable for a wide range of operating conditions.
Material & Compliance: Constructed from high-carbon chrome steel for both rings and balls, ensuring durability and long service life. The bearing is pre-lubricated and is compliant with ROHS and REACH environmental directives.
1312S Bearing Typical Application Areas
The 1312S double row angular contact ball bearing is ideally suited for a variety of industrial machinery and precision equipment, including:
- Gearboxes and Transmission Systems
- Industrial Pumps and Compressors
- Material Handling Conveyors
- Medium-duty Machine Tool Spindles
- Electric Motors and Generators
