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The 71904 CD/P4ADBD is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and comes as a matched pair for heavy preload applications.
This bearing handles radial loads up to 2194 lbf and can reach speeds of 80,000 RPM, making it suitable for high-performance machinery. Its phenolic cage ensures smooth operation and reduced friction.
The open design allows for easy lubrication, while the P4A tolerance class guarantees exceptional precision. It operates reliably in temperatures from -30°C to 110°C.
Ideal for precision equipment like spindles or CNC machines where accuracy and speed are crucial. Weighing just 0.07kg per bearing, it’s lightweight yet robust for its size. Interchangeable with SKF bearings for easy replacement.
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How Is 71904 CD/P4ADBD Bearing Engineered for Reliability?
71904 CD/P4ADBD Bearing features a 15° contact angle and heavy preload class D, ensuring stability in high-precision applications.
The matched arrangement of two bearings in a DB configuration enhances load distribution and performance.
Made from chrome steel rings and balls, 71904 CD/P4ADBD Bearing offers strong resistance to wear and tear.
Its phenolic cage maintains ball alignment, reducing friction and extending service life.
With a dynamic radial load capacity of 2194 lbf, 71904 CD/P4ADBD Bearing handles demanding conditions reliably.
The P4A tolerance class ensures precise operation, making it suitable for high-speed applications up to 80,000 rpm.
71904 CD/P4ADBD Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open design allows for easy lubrication, ensuring smooth performance over time.
Industrial Uses of 71904 CD/P4ADBD Bearing
71904 CD/P4ADBD Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle performance. The matched arrangement of two bearings provides stability under heavy preload conditions.
In automotive applications, 71904 CD/P4ADBD Bearing supports components like turbochargers and transmission systems, where its high-speed capability and durability are key. The phenolic cage material helps reduce friction and heat buildup.
For robotics and automation, 71904 CD/P4ADBD Bearing excels in robotic arms and CNC machines, offering smooth motion control. Its P4A tolerance class guarantees consistent performance in demanding environments.
Medical imaging devices benefit from 71904 CD/P4ADBD Bearing’s precision and reliability, ensuring quiet operation in sensitive equipment. The chrome steel construction enhances longevity in high-use scenarios.
In consumer electronics, 71904 CD/P4ADBD Bearing can be found in high-performance printers and small motors, where its compact size and efficiency are valued. The open seal design allows for easy maintenance in these applications.
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