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The 71904 CD/P4AQBCC is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 3578 lbf and spins smoothly at speeds up to 80,000 RPM.
With a 15° contact angle and moderate preload, it offers excellent stability for high-precision applications. The open design and phenolic cage ensure low friction and easy maintenance.
This bearing comes in a matched set of four, ideal for applications requiring tight tolerances like machine tool spindles or high-speed motors. It operates reliably in temperatures from -30°C to 110°C.
Weighing just 0.14kg, it’s lightweight yet robust, and interchangeable with SKF bearings for easy replacement. Compliant with P4A tolerance standards for consistent performance.
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Performance Features of 71904 CD/P4AQBCC Bearing
71904 CD/P4AQBCC Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 3578 lbf.
The phenolic cage maintains ball alignment, reducing friction and noise during high-speed rotation.
With a maximum speed of 80,000 rpm, it delivers reliable performance in demanding conditions.
71904 CD/P4AQBCC Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its moderate preload (Class C) enhances stability, making it suitable for angular contact applications.
The matched arrangement of four bearings ensures consistent performance in precision setups.
Its open design allows for easy lubrication, further extending its service life.
Common Applications of 71904 CD/P4AQBCC Bearing
71904 CD/P4AQBCC Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The moderate preload and phenolic cage make it suitable for continuous operation in demanding environments.
In robotics, 71904 CD/P4AQBCC Bearing supports articulated arms, providing smooth movement and low friction. Its matched arrangement of four bearings enhances stability in repetitive tasks.
For medical imaging devices, 71904 CD/P4AQBCC Bearing’s chrome steel construction offers reliable performance under radial loads. The open seal design allows for easy lubrication, extending its service life.
Automotive applications include electric vehicle motors, where 71904 CD/P4AQBCC Bearing handles angular loads efficiently. Its high-speed capability makes it a preferred choice for performance-oriented systems.
In consumer electronics, 71904 CD/P4AQBCC Bearing can be found in precision printers, ensuring quiet and consistent operation. The metric dimensions make it compatible with a variety of compact devices.
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