7007 CB/P4A
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7007 CB/P4A
Basic Information
System of measurement
Metric
Weight
0.17 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
35 mm
Bore diameter tolerance
-0.006mm to 0
Outside diameter
62 mm
Outside diameter tolerance
-0.007mm to 0
Width
14 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
4.762 mm
Ball quantity
23
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
1550 lbf
Radial static load rating
1080 lbf
Limiting speed
48 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:
$ 178.98
/ each
In Stock
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7007 CB/P4A Bearing Product Overview & Core Advantages
The 7007 CB/P4A is a single-row angular contact ball bearing designed for applications requiring high precision and superior rotational accuracy. Manufactured to P4 (ABEC-7) tolerance class, this bearing excels in handling combined loads, particularly substantial axial loads in one direction, while maintaining excellent high-speed capabilities. Its phenolic cage and optimized internal geometry contribute to its high rigidity and stable performance in demanding operational environments.
7007 CB/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Significance |
|---|---|---|
| CB | Specific internal clearance and contact angle | Optimized for preload applications, ensuring precise shaft positioning and enhanced system rigidity |
| P4A | Tolerance class equivalent to ABEC-7 | Guarantees high-precision dimensional and running accuracy for critical applications |
7007 CB/P4A Bearing Structural Features & Performance Benefits
- High Precision & Rigidity: The P4 tolerance class and 15° contact angle provide exceptional running accuracy and stiffness, minimizing deflection under load
- Optimized Load Capacity: Engineered to handle significant axial loads in one direction while supporting radial loads, with a dynamic load rating of 1550 lbf and static rating of 1080 lbf
- High-Speed Performance: The lightweight phenolic cage and precision-ground chrome steel components enable a limiting speed of 48,000 rpm, suitable for demanding rotational applications
- Preload Compatibility: The CB designation indicates suitability for preloaded arrangements, enhancing system stability and reducing vibration
- Wide Temperature Range: Operates reliably from -30°C to 110°C, accommodating various industrial environments
7007 CB/P4A Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers and grinding spindles
- Precision Instrumentation: Measuring devices and optical equipment requiring minimal runout
- High-Speed Motors: Servo motors and spindle drives
- Medical Equipment: Dental handpieces and laboratory instrumentation
- Aerospace Systems: Guidance systems and auxiliary power units
