61809
618 & 619 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
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61809 Bearing Product Overview & Core Advantages
The 61809 is a metric single row deep groove ball bearing engineered for precision radial load applications. Featuring P6 tolerance class precision and CN radial internal clearance, this bearing delivers exceptional rotational accuracy and stability. Its compact design with a 7mm width provides space-saving solutions while maintaining high performance. The bearing's chrome steel construction ensures durability and reliable operation across a temperature range of -30° to 120°C, making it suitable for demanding industrial environments where precision and reliability are paramount.
Model Code Detailed Explanation
| Code Segment | Technical Meaning |
|---|---|
| 61 | Extra thin section deep groove ball bearing series |
| 809 | Bore diameter code (45mm) |
| Open | No seals or shields (unsealed design) |
| P6 | Higher precision tolerance class |
| CN | Normal radial internal clearance |
61809 Bearing Structural Features & Performance Benefits
Precision Engineering: Manufactured to P6 tolerance standards with bore diameter tolerance of -0.01mm to 0 and outside diameter tolerance of -0.011mm to 0, ensuring exceptional dimensional accuracy and consistent performance.
High-Quality Materials: Constructed with chrome steel rings and balls combined with a stainless steel cage, providing excellent wear resistance and corrosion protection for extended service life.
Optimized Load Capacity: With a radial dynamic load rating of 1490 lbf and radial static load rating of 1371 lbf, this bearing delivers reliable performance under substantial radial loads while maintaining smooth operation.
High-Speed Capability: The stainless steel cage and optimized design enable a limiting speed of 14,000 rpm, making it suitable for high-speed applications requiring precision and stability.
61809 Bearing Typical Application Areas
- Precision instruments and measuring devices requiring high rotational accuracy
- Small electric motors and miniature drive systems
- Medical equipment components where compact size and reliability are essential
- Office automation equipment including printers, scanners, and copiers
- Robotics and automation systems requiring precise motion control
- Textile machinery spindles and guiding mechanisms
