6307-2RS2/HC5C3S1GXQ
6000 Series HC5/HC5C3 Hybrid Ceramic Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
6307-2RS2/HC5C3S1GXQ Bearing Product Overview & Core Advantages
The 6307-2RS2/HC5C3S1GXQ is a single row deep groove ball bearing engineered for exceptional performance in demanding applications. This metric bearing features a robust sealed construction and is designed primarily to handle high radial loads. A key differentiator is its hybrid ceramic design, utilizing Silicon Nitride (Si3N4) balls for superior performance. This combination delivers advantages including reduced friction, higher limiting speed capabilities, and extended service life in high-temperature environments up to 200°C, making it a high-reliability solution for precision machinery.
6307-2RS2/HC5C3S1GXQ Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Benefit |
|---|---|---|
| 2RS2 | Contact seals on both sides | Provides superior protection against contamination and retains lubricant effectively. |
| HC5 | Hybrid Ceramic with Si3N4 balls | Enables higher speeds, reduced heat generation, and longer life, especially in electrically sensitive or high-temperature applications. |
| C3 | Greater than normal radial internal clearance | Accommodates thermal expansion, making it suitable for applications with high operating temperatures or where fits create interference. |
| S1 | Heat stabilized rings | Ensures dimensional stability at elevated temperatures up to 200°C. |
| GXQ | Specialized internal geometry and surface treatment | Optimizes rolling contact, reduces noise and vibration, and enhances overall operational smoothness. |
6307-2RS2/HC5C3S1GXQ Bearing Structural Features & Performance Benefits
The performance of the 6307-2RS2/HC5C3S1GXQ is a direct result of its advanced structural features:
- Hybrid Ceramic Design: The use of Silicon Nitride balls with a Chrome Steel ring and cage provides a significant reduction in centrifugal forces and friction. This directly contributes to a higher limiting speed (8,500 rpm) and lower operating temperatures compared to all-steel equivalents.
- Robust Sealing: The 2RS2 contact seals offer excellent exclusion of contaminants and secure retention of lubricant, ensuring long-term reliability and reducing maintenance needs in harsh environments.
- Optimized Internal Geometry: The specialized internal design (GXQ) minimizes stress concentrations and ensures smooth rolling motion, which enhances bearing life and reduces vibration.
- Thermal Management: The combination of C3 radial clearance and heat-stabilized rings (S1) allows the bearing to perform reliably across a wide temperature range (-30°C to 200°C), accommodating thermal expansion without compromising performance.
6307-2RS2/HC5C3S1GXQ Bearing Typical Application Areas
This bearing's unique combination of high-speed capability, temperature resistance, and sealed, long-life design makes it ideal for a range of demanding applications, including:
- Electric Motors & Spindles: Especially high-frequency motors and main spindles in machining centers.
- Precision Machine Tools: Where high rotational accuracy and thermal stability are critical.
- Pumps & Compressors: For handling aggressive media or operating in high-temperature cycles.
- Aerospace & Automotive Auxiliary Systems: Including alternators, turbochargers, and other high-RPM components.
- Specialized Industrial Machinery: Operating in clean, high-temperature, or electrically sensitive environments.
