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The 71903 CD/P4A is a super precision angular contact ball bearing with a compact size of 17mm by 30mm by 7mm, crafted from high-quality chrome steel. It features a 15° contact angle and is designed for angular contact loads, offering smooth operation at high speeds.
With a dynamic radial load capacity of 936 lbf and a maximum speed of 80,000 RPM, this bearing is built for demanding applications. Its open design and phenolic cage ensure durability and easy maintenance, while the P4 tolerance class guarantees precision performance.
This bearing is interchangeable with SKF models, making it a versatile choice for replacements. Ideal for precision machinery, spindles, or high-speed equipment where accuracy and reliability are crucial.
Weighing just 0.017kg, it’s lightweight yet robust, and operates efficiently in temperatures from -30°C to 110°C. Its lubricated design ensures long-lasting performance with minimal maintenance.
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Why Choose 71903 CD/P4A Bearing for Precision Tasks?
71903 CD/P4A Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and consistent performance under dynamic radial loads up to 936 lbf.
The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 80,000 rpm, it excels in high-speed scenarios while maintaining precision.
Its P4 tolerance class (ABEC-7) guarantees tight dimensional control for demanding applications.
The open design allows for easy lubrication, ensuring long-term reliability in varied conditions.
Common Applications of 71903 CD/P4A Bearing
The 71903 CD/P4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures smooth operation. Its open structure and phenolic cage make it suitable for applications requiring minimal friction.
In robotics, 71903 CD/P4A Bearing supports articulated arms, providing stability during rapid movements. The 15° contact angle helps manage both radial and axial loads effectively.
For medical imaging devices, this bearing’s chrome steel construction offers durability and consistent performance. Its P4 tolerance class ensures the precision needed for sensitive equipment.
Automotive applications like electric motor shafts benefit from 71903 CD/P4A Bearing’s high-speed capabilities. The lubricated design reduces wear, extending service life in demanding conditions.
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