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The 71918 CD/P4ATBTA is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from high-quality chrome steel. Its 15° contact angle and extra light preload ensure smooth operation under angular loads.
This bearing can handle dynamic radial loads up to 22725 lbf and spins at speeds up to 15000 RPM. The phenolic cage provides durability while keeping the weight manageable at 1.65kg.
Designed as a matched set of three bearings (TBT arrangement), it offers stability for high-precision applications. The open seal type allows for easy lubrication and maintenance.
Ideal for machine tools or high-speed spindles where precision and reliability are key. It operates efficiently in temperatures from -30°C to 110°C and is interchangeable with SKF bearings for convenient replacements.
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Performance Features of 71918 CD/P4ATBTA Bearing
71918 CD/P4ATBTA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.
With a dynamic radial load capacity of 22,725 lbf, it handles demanding tasks with ease.
Its maximum speed of 15,000 rpm makes it suitable for high-speed machinery.
Key Fields for 71918 CD/P4ATBTA Bearing
71918 CD/P4ATBTA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.
In aerospace applications, 71918 CD/P4ATBTA Bearing supports critical components like jet engine shafts, thanks to its extra-light preload and P4A tolerance class. The matched arrangement of three bearings enhances stability under demanding conditions.
For automation systems, 71918 CD/P4ATBTA Bearing is ideal for robotic arms, providing smooth movement with minimal vibration. Its chrome steel construction offers durability in continuous operation environments.
Medical imaging devices benefit from 71918 CD/P4ATBTA Bearing’s precision, ensuring reliable performance in sensitive equipment. The open seal design allows for easy lubrication maintenance.
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