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The 71905 ACD/PA9AQBCB is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, crafted from durable chrome steel. Its compact size (25mm×42mm×36mm) makes it suitable for tight spaces while handling radial loads up to 3780 lbf.
With a 25° contact angle and light preload, it offers smooth rotation at high speeds, reaching up to 53,000 RPM. The open design and phenolic cage ensure reliable performance in temperatures from -30°C to 110°C.
This bearing comes in a matched set of four, ideal for applications requiring precise alignment, such as machine tool spindles or high-speed motors. Its interchangeability with SKF bearings makes it a practical choice for replacements.
Weighing just 0.17kg, it balances lightweight design with robust performance. Lubricated for ease of use, it’s a dependable option for demanding industrial environments.
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Performance Features of 71905 ACD/PA9AQBCB Bearing
71905 ACD/PA9AQBCB Bearing features a 25° contact angle, optimised for handling combined radial and axial loads.
The chrome steel construction ensures durability and resistance to wear in high-speed applications.
With a dynamic radial load capacity of 3780 lbf, it delivers reliable performance under stress.
Its phenolic cage maintains ball alignment, reducing friction and extending service life.
The matched arrangement of four bearings ensures consistent performance in precision tasks.
Lubricated for smooth operation, it reaches speeds up to 53,000 rpm without compromising efficiency.
Where Is 71905 ACD/PA9AQBCB Bearing Used?
71905 ACD/PA9AQBCB Bearing is commonly used in high-speed machine tools, where its 25° contact angle ensures precise radial and axial load handling. The matched set of four bearings provides stability in demanding applications.
In robotics, 71905 ACD/PA9AQBCB Bearing supports articulated arms, offering smooth motion thanks to its phenolic cage and light preload. Its metric sizing makes it compatible with many European-designed automation systems.
For medical imaging devices, 71905 ACD/PA9AQBCB Bearing’s chrome steel construction ensures reliable performance in critical environments. The open design allows for easy lubrication, extending service life in high-use scenarios.
In automotive electric motors, 71905 ACD/PA9AQBCB Bearing handles high rotational speeds while maintaining accuracy. Its light preload reduces friction, improving energy efficiency in electric vehicle components.
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