305SZZ3
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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305SZZ3 Bearing Product Overview & Core Advantages
The 305SZZ3 is a single row deep groove ball bearing designed for robust performance in demanding applications. Engineered with shielded construction on both sides, it offers reliable protection against contaminant ingress while maintaining low operating torque. This bearing excels in handling radial loads and is manufactured to ABEC 1 precision class, ensuring consistent operation and long service life. Its compact design and high-quality chrome steel components make it an ideal choice for applications requiring dependable performance and dimensional stability.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 305 | Standard bore diameter code (25mm) |
| S | Indicates shielded construction |
| ZZ | Double shielded design (both sides) |
| 3 | Internal clearance designation (CN group) |
305SZZ3 Bearing Structural Features & Performance Benefits
Optimized Load Capacity: The deep groove raceway design enables efficient handling of radial dynamic loads up to 5148 lbf and static loads up to 3507 lbf, providing reliable performance under various operating conditions.
Contamination Protection: The double shielded construction effectively prevents the entry of contaminants while retaining lubricant, extending service intervals and enhancing reliability in challenging environments.
Precision Engineering: Manufactured to ABEC 1 tolerance class with CN radial clearance, this bearing ensures smooth operation and minimal vibration, making it suitable for applications requiring consistent rotational accuracy.
High-Speed Capability: With a limiting speed of 13,000 rpm, the bearing is optimized for high-speed applications while maintaining stable performance throughout its operating temperature range of -30°C to 120°C.
305SZZ3 Bearing Typical Application Areas
- Electric Motors - Main and auxiliary motor shafts requiring reliable radial load support
- Industrial Gearboxes - Power transmission systems demanding precision and contamination protection
- Material Handling Equipment - Conveyor systems, pulley assemblies, and transfer mechanisms
- Agricultural Machinery - Implement drives and auxiliary systems operating in dusty environments
- HVAC Systems - Blower motors and fan assemblies requiring long-term reliability
- Industrial Pumps - Centrifugal and circulation pumps needing consistent bearing performance
