6312-Z
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
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6312-Z Bearing Product Overview & Core Advantages
The 6312-Z is a single row deep groove ball bearing designed for superior performance in demanding applications. Engineered to primarily handle radial loads, it also accommodates moderate axial loads in both directions. Its key advantages include a high limiting speed of 7,000 rpm and a robust construction featuring shielded protection (Z) and pre-lubrication for long service life and reduced maintenance. Manufactured to P6 tolerance class, it ensures high running accuracy and reliability, making it an excellent choice for precision machinery and high-speed equipment.
6312-Z Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Interpretation | Technical Significance |
|---|---|---|
| 6312 | Basic Bearing Number | Indicates a single row deep groove ball bearing with a 60 mm bore, 130 mm OD, and 31 mm width. |
| -Z | Shield on One Side | Provides effective protection against contaminant ingress while allowing for high-speed operation. |
6312-Z Bearing Structural Features & Performance Benefits
- Optimized Internal Geometry: The deep groove raceway and precision-ground components enable smooth operation and efficient handling of both radial and axial loads.
- High-Speed Capability: The combination of a stainless steel cage and optimized internal design contributes to the high limiting speed of 7,000 rpm.
- Shielded Protection: The Z-shield effectively retains grease and excludes larger contaminants, enhancing bearing life in various environments.
- Precision & Rigidity: Manufactured to P6 tolerance class with a CN radial internal clearance, this bearing offers high running accuracy and consistent performance under load.
- Pre-Lubricated & Ready-to-Use: Filled with high-quality grease, the bearing is lubricated for life in many applications, simplifying installation and reducing maintenance needs.
6312-Z Bearing Typical Application Areas
The 6312-Z is widely used across various industries due to its versatility and reliability. Common applications include:
- Electric Motors and Gearboxes
- Industrial Pumps and Compressors
- Material Handling Equipment
- Agricultural Machinery
- General Industrial Machinery requiring robust radial load support
