309SFFCG
200, 300 & 6400 Series Industrial Single Row Deep Groove Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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309SFFCG Bearing Product Overview & Core Advantages
The 309SFFCG is a single row deep groove ball bearing engineered for exceptional performance in demanding industrial applications. Designed to primarily handle radial loads, this open-type bearing offers a robust and reliable solution. Its construction from high-grade chrome steel ensures durability and long service life. With an ABEC 1 (ISO P0) tolerance class and standard CN radial internal clearance, it provides consistent and precise operation, making it an excellent choice for general machinery where high reliability is essential.
Model Code Breakdown
| Model Segment | Technical Meaning |
|---|---|
| 309 | Standard bearing series designation, indicating the core dimensions (45mm bore, 100mm OD, 25mm width). |
| SFF | Specifies the bearing construction and features (e.g., snap ring groove, specific cage type - details may vary by manufacturer). |
| CG | Indicates the use of a Chrome Steel cage, offering high strength and temperature resistance. |
309SFFCG Bearing Structural Features & Performance Benefits
- High Load Capacity: The deep groove raceway and robust construction enable it to support significant radial dynamic load ratings of 12,364 lbf and static load ratings of 9,892 lbf.
- Optimized for High-Speed Operation: The precision-ground components and chrome steel cage contribute to stable performance at a limiting speed of 7,500 rpm.
- Precision Engineering: Manufactured to ABEC 1 (ISO P0) tolerance standards, ensuring smooth running and reduced vibration for consistent application performance.
- Wide Operating Range: Suitable for a temperature range from -30°C to 120°C, providing flexibility for various operational environments.
- Open Design: The open seal type allows for easy re-lubrication and is ideal for applications where external sealing is managed separately.
309SFFCG Bearing Typical Application Areas
The 309SFFCG is versatile and finds use in numerous industrial sectors, including:
- Electric Motors and Generators
- Gearboxes and Power Transmission Systems
- Industrial Fans and Blowers
- Material Handling Equipment
- Agricultural Machinery
- General machinery requiring reliable radial load support.
