3204 A-2Z
Double Row Angular Contact Ball Bearings
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Part No.
Part No.
3204 A-2Z
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Double Row
Weight
0.16 kg
Tolerance class
P6 (ABEC-3)
Seal type
Shielded
For load direction
Angular Contact
Main Dimensions
Bore diameter
20 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
47 mm
Outside diameter tolerance
-0.009mm to 0
Width
20.6 mm
Width tolerance
-0.05mm to 0
Chamfer dimension
1 mm
Distance from side face to load point
28 mm
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
4590 lbf
Radial static load rating
2902 lbf
Limiting speed
14 X 1000 rpm
Lubrication
Lubricated
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:
$ 13.1
/ each
In Stock
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3204 A-2Z Bearing Product Overview & Core Advantages
The 3204 A-2Z is a metric double row angular contact ball bearing engineered for applications requiring high rigidity and precise operation. This precision bearing is designed to accommodate combined loads—simultaneously handling significant radial loads and bidirectional axial loads. Its compact design, featuring shielded seals and pre-lubrication, ensures reliable performance in high-speed and high-accuracy environments, making it an ideal choice for demanding industrial applications.
3204 A-2Z Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 3204 | Basic bearing designation indicating a double row angular contact ball bearing with a 20 mm bore and 47 mm outside diameter. |
| A | Denotes a 30° contact angle, optimized for handling higher axial loads. |
| 2Z | Signifies shields on both sides, providing effective protection against contaminants while allowing for high-speed operation. |
3204 A-2Z Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The double row design provides superior stiffness and enables the bearing to support substantial combined radial and axial loads in both directions, ensuring stable performance under complex loading conditions.
- Optimized for High Speeds: The stainless steel cage ensures low friction and high strength, contributing to the bearing's impressive limiting speed of 14,000 rpm.
- Maintenance-Free Operation: The 2Z shields effectively retain the factory-applied lubricant and exclude contaminants, offering long-term, maintenance-free service within the specified temperature range.
- Precision Performance: Manufactured to P6 (ABEC-3) tolerance class, this bearing guarantees running accuracy and consistent performance in precision machinery.
3204 A-2Z Bearing Typical Application Areas
The 3204 A-2Z is ideally suited for a wide range of precision applications, including:
- Machine Tool Spindles
- High-Speed Industrial Pumps and Compressors
- Precision Gearboxes
- Medical and Laboratory Equipment
- Automation and Robotics
