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The 71905 ACE/HCPA9AQBCB is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 2992 lbf and spins at speeds up to 83,000 RPM, thanks to its ceramic balls and phenolic cage.
With a 25° contact angle and light preload, it offers smooth operation under angular loads. The open design allows for easy lubrication, ensuring long service life.
This bearing comes in a matched set of four, ideal for high-precision applications like machine tool spindles or dental equipment. Its compact size (25mm×42mm×36mm) and lightweight (0.14kg) make it easy to integrate into tight spaces.
Operating in temperatures from -30°C to 110°C, it meets PA9A tolerance standards for exceptional accuracy. Interchangeable with SKF bearings, it’s a reliable choice for replacements.
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Performance Features of 71905 ACE/HCPA9AQBCB Bearing
71905 ACE/HCPA9AQBCB Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing performance at high speeds up to 83,000 rpm.
The phenolic cage ensures smooth operation and durability, even under dynamic radial loads of 2992 lbf.
With a matched arrangement of four bearings, it provides consistent performance in demanding setups.
71905 ACE/HCPA9AQBCB Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its light preload and PA9A tolerance class make it ideal for high-precision tasks.
Key Fields for 71905 ACE/HCPA9AQBCB Bearing
71905 ACE/HCPA9AQBCB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications requiring smooth, high-speed operation.
In robotics, 71905 ACE/HCPA9AQBCB Bearing provides reliable performance in articulated arms and joints, thanks to its light preload and matched arrangement. The phenolic cage offers durability while maintaining low weight for efficient movement.
For medical imaging devices, 71905 ACE/HCPA9AQBCB Bearing’s chrome steel rings and ceramic balls deliver consistent performance under precise conditions. Its PA9A tolerance class ensures the high accuracy needed for diagnostic equipment.
Automotive applications like electric motor systems benefit from 71905 ACE/HCPA9AQBCB Bearing’s ability to handle both radial and axial loads. The lubricated design extends service life, even in demanding environments.
In aerospace components, 71905 ACE/HCPA9AQBCB Bearing’s temperature stability and high-speed capability make it suitable for critical systems. The matched set of four bearings ensures balanced load distribution for optimal performance.
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