7206 CD/P4A
7200 & 7300 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7206 CD/P4A
Basic Information
System of measurement
Metric
Weight
0.2 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
30 mm
Bore diameter tolerance
-0.005mm to 0
Outside diameter
62 mm
Outside diameter tolerance
-0.007mm to 0
Width
16 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
13
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
5445 lbf
Radial static load rating
3600 lbf
Limiting speed
38 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Preload
Available
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 70.15
/ each
In Stock
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7206 CD/P4A Bearing Product Overview & Core Advantages
The 7206 CD/P4A is a high-precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. Engineered to a P4 (ABEC-7) tolerance class, it delivers superior running precision. Its key advantage lies in its ability to accommodate combined loads—simultaneously handling significant radial loads and axial loads in one direction. The phenolic cage and optimized internal geometry contribute to its high-speed capabilities, making it an ideal choice for high-speed spindles and other precision machinery where high rigidity and reliability are paramount.
7206 CD/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7206 | Basic bearing series and size designation (30mm bore, 62mm OD). |
| CD | Indicates a specific contact angle of 15° and optimized internal design for high rigidity. |
| P4 | Denotes the high-precision tolerance class (equivalent to ABEC-7). |
| A | Signifies that the bearing is supplied with a specific preload for immediate high-stability performance. |
7206 CD/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The 15° contact angle and P4 precision manufacturing ensure minimal runout and high system stiffness, critical for accurate positioning.
- Superior Load Capacity: Engineered to support combined loads effectively, with a high dynamic load rating of 5445 lbf, making it robust for demanding applications.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, enabling a high limiting speed of 38,000 rpm. This makes it a true high-speed bearing.
- Preload for Immediate Performance: The "A" suffix indicates the bearing is preloaded, eliminating internal clearance for enhanced stiffness and rotational accuracy from the moment of installation.
7206 CD/P4A Bearing Typical Application Areas
This bearing is ideally suited for high-performance machinery requiring precision and speed, including:
- Machine Tool Spindles (e.g., CNC milling and grinding spindles)
- High-Frequency Motors
- Precision Gearboxes
- Robotic Drives and Actuators
- Medical and Dental Equipment Spindles
