6221-2Z
6000, 6200 & 6300 Series Metric Standard Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
6221-2Z
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
3.89 kg
Tolerance class
P6
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
105 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
190 mm
Outside diameter tolerance
-0.020mm to 0
Width
36 mm
Width tolerance
-0.2mm to 0
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
31473 lbf
Radial static load rating
23380 lbf
Limiting speed
3.6 X 1000 rpm
Lubrication
Grease
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 87.81
/ each
In Stock
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6221-2Z Bearing Product Overview & Core Advantages
The 6221-2Z is a single row deep groove ball bearing designed for high-performance industrial applications. Engineered to primarily handle radial loads, its shielded design ensures reliable operation in various environments. This bearing is characterized by its high precision P6 tolerance class and robust construction, making it an ideal choice for applications demanding high rotational accuracy and long service life. Its compact design and pre-lubrication contribute to ease of installation and reduced maintenance requirements.
6221-2Z Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 62 | Deep Groove Ball Bearing Series |
| 21 | Bore Diameter: 105 mm |
| 2Z | Shielded on Both Sides |
6221-2Z Bearing Structural Features & Performance Benefits
- High Load Capacity: The deep groove raceway and chrome steel construction enable high radial dynamic load rating of 31,473 lbf and radial static load rating of 23,380 lbf.
- Sealed & Pre-Lubricated Design: The 2Z shields effectively protect against contaminants while the grease lubrication ensures smooth operation and extended service intervals.
- Precision Performance: Manufactured to P6 tolerance class with CN radial internal clearance, providing excellent running accuracy and minimal vibration.
- Corrosion Resistance: The stainless steel cage enhances durability and performance in challenging environments.
- Optimized Speed Performance: Capable of operating at limiting speeds up to 3,600 rpm, suitable for various industrial rotational applications.
6221-2Z Bearing Typical Application Areas
- Electric Motors and Generators
- Industrial Gearboxes and Transmission Systems
- Material Handling Equipment
- Agricultural Machinery
- Pumps and Compressors
- General Industrial Machinery
