7003 CE/P4A
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7003 CE/P4A
Basic Information
System of measurement
Metric
Weight
0.035 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
17 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
35 mm
Outside diameter tolerance
-0.006mm to 0
Width
10 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
5.556 mm
Ball quantity
12
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
1316 lbf
Radial static load rating
574 lbf
Limiting speed
95 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:
$ 85.09
/ each
In Stock
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7003 CE/P4A Bearing Product Overview & Core Advantages
The 7003 CE/P4A is a single-row angular contact ball bearing designed for high-precision applications requiring exceptional rotational accuracy and rigidity. Engineered to P4 (ABEC-7) tolerance class, this bearing is optimized to handle combined radial and axial loads simultaneously. Its 15° contact angle provides excellent axial load capacity while maintaining high-speed performance. The phenolic cage and preload availability contribute to its high rigidity and stable operation in demanding conditions, making it an ideal choice for precision spindles and high-performance machinery.
7003 CE/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning |
|---|---|
| CE | Contact angle of 15° and optimized internal design for high-speed operation |
| P4A | P4 (ABEC-7) tolerance class with specific running accuracy requirements |
7003 CE/P4A Bearing Structural Features & Performance Benefits
- High Precision & Rigidity: Manufactured to P4 tolerance class with phenolic resin cage for dimensional stability and reduced vibration at high speeds
- Optimized Load Capacity: The 15° contact angle enables efficient handling of combined loads while maintaining axial stiffness
- High-Speed Performance: Phenolic cage and optimized internal geometry contribute to a limiting speed of 95,000 rpm
- Preload Availability: Enables precise axial clearance control for enhanced system rigidity and positioning accuracy
- Temperature Stability: Chrome steel construction maintains dimensional stability across operating temperatures from -30°C to 110°C
7003 CE/P4A Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers and grinding spindles
- High-Speed Motors: Spindle motors and servo motors requiring precision rotation
- Precision Instruments: Measuring equipment and optical instruments
- Robotics: Joint bearings in industrial robots and automation equipment
- Medical Equipment: Dental handpieces and surgical tool drives
