61909
618 & 619 Series Thin Section Bearings
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Basic Information
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Performance
Materials
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61909 Bearing Product Overview & Core Advantages
The 61909 is a single row deep groove ball bearing designed for precision applications requiring high reliability and consistent performance. Engineered with P6 tolerance class precision and CN radial internal clearance, this bearing delivers exceptional running accuracy and stability. Its optimized geometry enables efficient operation under radial loads while maintaining minimal friction. The bearing's compact design, featuring a 12mm width, makes it ideal for space-constrained applications where precision and reliability are paramount.
61909 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 61909 | Basic designation for single row deep groove ball bearing series |
| Open (No suffix) | No seals or shields - optimized for high-speed applications |
| P6 | Tolerance class indicating higher precision than standard bearings |
| CN |
61909 Bearing Structural Features & Performance Benefits
Precision Engineering: Manufactured to P6 tolerance class with tight dimensional control (bore diameter tolerance: -0.01mm to 0), ensuring superior running accuracy and reduced vibration.
High-Quality Materials: Constructed with chrome steel rings and chrome steel balls for excellent wear resistance and durability, combined with a stainless steel cage for corrosion resistance and reliable performance.
Load Capacity: Features a radial dynamic load rating of 3147 lbf and radial static load rating of 2428 lbf, providing robust performance under demanding radial load conditions.
High-Speed Capability: The open design and precision construction enable operation at limiting speeds up to 13,000 rpm, making it suitable for high-speed applications.
Temperature Performance: Operates effectively within a temperature range of -30°C to 120°C, accommodating various industrial environments.
61909 Bearing Typical Application Areas
- Electric Motors - High-speed spindle applications and precision motor systems
- Industrial Gearboxes - Power transmission systems requiring precision bearings
- Machine Tool Components - Precision positioning systems and rotary tables
- Medical Equipment - Diagnostic imaging devices and laboratory instruments
- Office Automation - High-speed printers, copiers, and scanners
- Robotics - Joint mechanisms and precision motion control systems
