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The 71903 CD/P4ADBA is a super precision angular contact ball bearing with a compact size of 17mm by 30mm by 14mm, crafted from durable chrome steel. It features a 15° contact angle and comes in a matched set of two bearings for balanced performance.
This bearing handles radial loads up to 1521 lbf and can reach speeds of 121,000 RPM, making it suitable for high-speed applications. Its phenolic cage ensures smooth operation and longevity.
The open design allows for easy lubrication, while the extra-light preload (Class A) ensures minimal friction. It operates efficiently in temperatures from -30°C to 110°C.
Ideal for precision machinery like spindles or CNC tools, this bearing is interchangeable with SKF models. Weighing just 0.034kg, it’s lightweight yet robust for its size. The P4A tolerance class guarantees high accuracy.
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Why Choose 71903 CD/P4ADBA Bearing for Precision Tasks?
71903 CD/P4ADBA Bearing features a 15° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel construction ensures durability and smooth operation even at high speeds up to 121,000 rpm.
The matched arrangement of two bearings (DB) provides extra stability, making it suitable for demanding applications.
With a P4A tolerance class, 71903 CD/P4ADBA Bearing delivers consistent performance in precision machinery.
Phenolic cage material reduces friction and wear, enhancing the bearing’s longevity.
Its extra light preload (Class A) ensures minimal vibration and noise during operation.
Common Applications of 71903 CD/P4ADBA Bearing
71903 CD/P4ADBA Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The matched arrangement of two bearings provides stability in demanding industrial environments.
In automotive applications, 71903 CD/P4ADBA Bearing supports components like electric motors and gearboxes, thanks to its extra light preload and high-speed capability. Its chrome steel construction offers durability under continuous use.
For robotics and automation, 71903 CD/P4ADBA Bearing is ideal for robotic arms and CNC machines, where precise movement is essential. The phenolic cage reduces friction, enhancing performance in high-speed scenarios.
Medical imaging devices also benefit from 71903 CD/P4ADBA Bearing’s precision and reliability. Its open design allows for easy maintenance, while the P4A tolerance class ensures consistent accuracy.
In consumer electronics, 71903 CD/P4ADBA Bearing can be found in high-performance printers and small motors. Its compact size and high-speed rating make it a versatile choice for various applications.
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