626-2Z
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
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626-2Z Bearing Product Overview & Core Advantages
The 626-2Z is a metric single row deep groove ball bearing designed for exceptional performance in compact applications. This precision bearing features integral shielded protection on both sides, making it ideal for applications requiring high reliability with minimal maintenance. Its optimized geometry enables it to handle significant radial loads while also accommodating moderate axial loads in both directions. Manufactured to P6 tolerance class, it delivers high running accuracy and is pre-lubricated with grease for immediate use, operating effectively within a temperature range of -30° to 120 °C.
626-2Z Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Advantage |
|---|---|---|
| 626 | Standard series designation for a metric single row deep groove ball bearing with a 6mm bore. | Defines the core bearing dimensions and type. |
| -2Z | The bearing is equipped with shielded seals on both sides. | Provides effective protection against contamination while allowing for high-speed operation. Offers a maintenance-free solution for the bearing's service life. |
626-2Z Bearing Structural Features & Performance Benefits
- Robust Construction: The single row deep groove raceway and high-grade chrome steel components provide excellent durability and consistent performance under radial dynamic load ratings up to 526 lbf.
- Contamination Resistance: The non-contact 2Z shields effectively prevent the ingress of solid contaminants, extending bearing life and reliability in challenging environments.
- High-Speed Capability: The combination of a low-friction stainless steel cage, precision P6 tolerance, and optimized internal geometry contributes to a high limiting speed of 40,000 rpm.
- Maintenance-Free Operation: Factory-filled grease lubrication and sealed design eliminate the need for re-lubrication, reducing total cost of ownership.
626-2Z Bearing Typical Application Areas
- Small Electric Motors and Gear Motors
- Precision Instruments and Optical Devices
- Computer Cooling Fans (FANs)
- Office Automation Equipment (e.g., Printers, Scanners)
- Medical Devices and Dental Handpieces
- Robotics and Small Actuators