6211-2Z/C3WT
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Part No.
Part No.
6211-2Z/C3WT
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
599 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
55 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
100 mm
Outside diameter tolerance
-0.015mm to 0
Width
21 mm
Width tolerance
-0.150mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
9757 lbf
Radial static load rating
6609 lbf
Limiting speed
6.3 X 1000 rpm
Lubrication
None
Radial internal clearance
C3
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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6211-2Z/C3WT Bearing Product Overview & Core Advantages
The 6211-2Z/C3WT is a single row deep groove ball bearing designed for robust performance in a wide range of industrial applications. Its key advantage lies in its ability to efficiently handle radial loads while offering operational reliability. The bearing features integral shields (2Z) on both sides, providing effective protection against contamination. Manufactured to ABEC 1 | ISO P0 tolerance standards and with a C3 radial internal clearance, it is engineered for applications requiring dependable performance under varying operational conditions and thermal expansions.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 6211 | Basic bearing series, indicating a single row deep groove ball bearing with a 55 mm bore. |
| 2Z | Bearing is equipped with shields on both sides. This provides protection from solid contaminants while allowing for higher limiting speeds compared to contact seals. |
| C3 | Specifies a radial internal clearance greater than the Normal (CN) group. This is suitable for applications with expected thermal expansion or where interference fits are used. |
| WT | Indicates the bearing is supplied without lubrication (None), allowing the user to apply a specific lubricant suited to their application's requirements. |
6211-2Z/C3WT Bearing Structural Features & Performance Benefits
- Robust Construction: Manufactured entirely from chrome steel for rings, balls, and cage, ensuring high strength, durability, and consistent performance.
- Effective Contamination Protection: The non-contact shields (2Z) protect the internal bearing components from dust and debris, enhancing service life without significantly increasing friction.
- Optimized Internal Clearance: The C3 clearance accommodates thermal expansion and interference fits, preventing premature failure due to excessive preload in demanding applications.
- High-Speed Capability: The combination of a precision steel cage and shielded design contributes to a high limiting speed of 6,300 rpm, making it suitable for a variety of motor and drive applications.
- Customizable Lubrication: Supplied without grease (WT), providing flexibility for engineers to select a specialized lubricant optimized for specific temperature, speed, or environmental conditions.
6211-2Z/C3WT Bearing Typical Application Areas
This versatile bearing is commonly specified in:
- Electric Motors and Generators
- Industrial Gearboxes
- Material Handling Equipment (e.g., conveyor pulleys)
- Agricultural Machinery
- Ventilation Fans and Blowers
