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The 71918 ACE/P4ADBB is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched pair for balanced performance.
This bearing handles radial loads up to 10530 lbf and operates smoothly at speeds up to 15000 RPM. Its phenolic cage ensures durability and reduces friction, making it efficient for high-speed applications.
The open design allows for easy lubrication, while the P4A tolerance class guarantees precise alignment. Ideal for machine tools or spindle systems where accuracy is key.
Weighing 1.08kg, it’s robust yet manageable. Suitable for temperatures from -30°C to 110°C, it’s a reliable choice for demanding environments.
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Performance Features of 71918 ACE/P4ADBB Bearing
71918 ACE/P4ADBB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.
With a dynamic radial load capacity of 10530 lbf, it handles demanding conditions reliably.
The light preload (Class B) enhances precision, making it suitable for high-speed applications.
71918 ACE/P4ADBB Bearing operates efficiently at speeds up to 15,000 rpm.
Its matched arrangement (2 bearings DB) ensures consistent performance in precision setups.
The open design allows for easy lubrication, maintaining optimal performance.
Its temperature range of -30°C to 110°C ensures versatility in various environments.
Common Applications of 71918 ACE/P4ADBB Bearing
71918 ACE/P4ADBB Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The light preload and P4A tolerance class make it ideal for applications demanding minimal vibration.
In aerospace components, 71918 ACE/P4ADBB Bearing supports critical systems like gyroscopes and flight control mechanisms. Its phenolic cage and chrome steel construction provide durability under extreme conditions.
For robotics, 71918 ACE/P4ADBB Bearing excels in articulated arms and joints, offering smooth motion and long service life. The matched arrangement of two bearings enhances stability in dynamic loads.
Automotive testing equipment often relies on 71918 ACE/P4ADBB Bearing for its consistent performance in high-speed scenarios. The open design allows for easy lubrication, maintaining efficiency over extended periods.
Medical imaging devices benefit from 71918 ACE/P4ADBB Bearing’s precision, ensuring quiet operation and reliability. Its temperature range suits both clinical and laboratory environments.
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