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The 71905 CDGB/P4A is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and is designed for light preload applications.
This bearing handles radial loads up to 1521 lbf and can spin at impressive speeds of up to 100,500 RPM. Its open design allows for easy lubrication, while the phenolic cage ensures smooth operation.
With a width of just 9mm, it’s compact yet robust, suitable for high-precision machinery. The bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Ideal for applications requiring high-speed and precision, such as machine tools or spindle drives. It’s interchangeable with SKF bearings and comes in a set of two for versatile mounting options. Weighing only 0.042kg, it’s lightweight and easy to handle.
Compliant with P4A tolerance standards, this bearing offers reliable performance in demanding environments. Its universal matching capability allows for back-to-back, face-to-face, or tandem arrangements.
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Performance Features of 71905 CDGB/P4A Bearing
71905 CDGB/P4A Bearing is crafted with chrome steel rings and balls, ensuring high precision and durability.
Its 15° contact angle allows for efficient handling of combined radial and axial loads.
With a dynamic radial load capacity of 1521 lbf, it performs reliably in demanding applications.
The phenolic cage maintains ball alignment, reducing friction and enhancing longevity.
71905 CDGB/P4A Bearing operates smoothly at speeds up to 100,500 rpm, ideal for high-speed machinery.
Its P4A tolerance class ensures exceptional accuracy for precision tasks.
Industrial Uses of 71905 CDGB/P4A Bearing
71905 CDGB/P4A Bearing is commonly used in high-speed machine spindles, where its 15° contact angle helps manage combined radial and axial loads efficiently. The open design and phenolic cage make it suitable for applications requiring minimal friction and heat generation.
In robotics, 71905 CDGB/P4A Bearing provides smooth motion control in articulated arms, thanks to its precision P4A tolerance. Its lightweight construction also helps reduce overall system inertia for quicker response times.
For medical imaging devices like CT scanners, 71905 CDGB/P4A Bearing’s chrome steel construction ensures reliable performance under continuous operation. The high-speed capability (up to 100,500 rpm) makes it ideal for rotary components demanding quiet and vibration-free rotation.
Automotive vs Aerospace: Applications of 71905 CDGB/P4A Bearing
In automotive systems, 71905 CDGB/P4A Bearing is often found in turbochargers, where its light preload enhances responsiveness. The metric sizing ensures compatibility with compact European engine designs.
Aerospace applications benefit from 71905 CDGB/P4A Bearing’s ability to handle high rotational speeds in avionics cooling fans. The temperature range (-30°C to 110°C) covers most in-flight conditions without compromising performance.
What Makes 71905 CDGB/P4A Bearing a Preferred Choice?
71905 CDGB/P4A Bearing’s universal matching feature allows flexible arrangements (back-to-back, face-to-face, or tandem) for custom load requirements. This adaptability is valued in prototyping and specialised industrial equipment.
The phenolic cage material reduces weight while maintaining stability, making 71905 CDGB/P4A Bearing a go-to for applications where material compatibility with lubricants is critical. Its 18-ball design further distributes loads evenly for consistent operation.
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