6305/C5
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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6305/C5 Bearing Product Overview & Core Advantages
The 6305/C5 is a single row deep groove ball bearing designed for high-performance industrial applications requiring reliable radial load capacity and smooth operation. This metric bearing features an open design and is manufactured to ABEC 1 | ISO P0 tolerance standards, ensuring consistent quality and interchangeability. A key distinguishing feature is its C5 radial internal clearance, which is larger than normal, making it particularly suitable for applications involving thermal expansion, high speeds, or where interference fits may reduce operational clearance. This combination of standardized dimensions, robust construction from chrome steel, and optimized internal clearance provides a versatile and durable solution for a wide range of machinery.
6305/C5 Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning |
|---|---|
| 6305 | Standard bearing designation indicating a single row deep groove ball bearing with a 25 mm bore, 62 mm outside diameter, and 17 mm width. |
| /C5 | Specifies a radial internal clearance group that is greater than the C3 group. This is crucial for applications with significant thermal gradients or where shaft and housing fits are tight. |
6305/C5 Bearing Structural Features & Performance Benefits
- Optimized Internal Clearance (C5): The C5 clearance is a critical performance feature. It accommodates thermal expansion during high-speed operation and compensates for potential clearance reduction caused by tight interference fits on the shaft or in the housing. This helps prevent excessive preload, which can lead to overheating and premature bearing failure.
- Robust Load Capacity: Constructed entirely from high-grade chrome steel for both rings and balls, this bearing delivers a substantial radial dynamic load rating of 4631 lbf, ensuring long service life under demanding radial load conditions.
- High-Speed Capability: With a limiting speed of 11,000 rpm, the open design and precision construction allow for efficient operation in high-rotation applications. The absence of seals or shields minimizes friction and heat generation.
- Precision and Versatility: Manufactured to ABEC 1 | ISO P0 tolerance class, it provides reliable performance for most general industrial applications. The open seal type offers flexibility for the user to select the most appropriate lubrication for the specific operating environment.
6305/C5 Bearing Typical Application Areas
- Electric Motors and Generators: Where thermal expansion and high speeds are common.
- Industrial Gearboxes and Transmissions: For supporting shafts under significant radial loads.
- Material Handling Equipment: Such as conveyor pulleys and rollers.
- Agricultural Machinery: Including pumps and various drive components.
- General Industrial Machinery: A versatile choice for a wide array of pumps, fans, and blowers.
