211-Z
With Filling Slots Deep Groove Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
211-Z
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.66 kg
Tolerance class
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
-0.15mm to 0
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
10881 lbf
Radial static load rating
9892 lbf
Limiting speed
7 X 1000 rpm
Lubrication
Grease
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Nylon
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 17.18
/ each
In Stock
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211-Z Bearing Product Overview & Core Advantages
The 211-Z is a single row deep groove ball bearing designed for reliable performance in a wide range of industrial applications. Engineered with metric dimensions, this bearing excels at carrying radial loads and offers robust operation. Its key advantages include a shielded design for contaminant protection, a lightweight nylon cage for smooth high-speed operation, and pre-lubrication for immediate, maintenance-free service. This combination makes it a compact and cost-effective solution for applications demanding high reliability and long service life.
Model Code Breakdown
| Suffix | Technical Meaning | Advantage |
|---|---|---|
| 211 | Standard bearing series designation with a 55mm bore. | Defines core dimensions and load capacity. |
| Z | One side shielded. | Protects against contaminants while allowing for higher speeds than contact seals. |
211-Z Bearing Structural Features & Performance Benefits
- Shielded Design: The Z-shield effectively retains lubricant and excludes larger particulate contaminants, enhancing bearing life in dirty environments.
- High-Speed Capability: The lightweight nylon cage reduces centrifugal forces and friction, contributing to a high limiting speed of 7,000 rpm.
- Robust Load Capacity: Manufactured from chrome steel for both rings and balls, this bearing offers a high dynamic load rating for its compact size, ensuring durability under significant radial loads.
- Maintenance-Free Operation: Pre-lubricated with grease, the bearing is ready for immediate installation and requires no relubrication in many applications, reducing lifecycle costs.
- Standard Tolerances: Built to P0 tolerance class and standard CN radial internal clearance, ensuring consistent performance and easy interchangeability.
211-Z Bearing Typical Application Areas
This versatile ball bearing is ideally suited for:
- Electric Motors and Generators
- Industrial Gearboxes
- Material Handling Equipment (e.g., conveyor pulleys)
- Agricultural Machinery
- Pumps and Fans
- General Industrial Machinery requiring a reliable, single row radial bearing solution.
