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The 7218 CD/P4ADGA is a super precision angular contact ball bearing with a 90mm bore and 160mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 46800 lbf and operates smoothly at speeds up to 17000 RPM.
Its 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face setups. The phenolic cage ensures durability while keeping the bearing lightweight.
This bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or robotics, where accuracy and speed matter.
Weighing 4.53kg, it’s part of a matched set of two bearings, offering reliable performance in demanding conditions. Compliant with P4A tolerance class for exceptional precision.
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Performance Features of 7218 CD/P4ADGA Bearing
7218 CD/P4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide strong resistance to both dynamic and static radial loads.
The phenolic cage ensures smooth operation at high speeds, up to 17,000 rpm.
Universal matching allows flexible arrangement options, including back-to-back and face-to-face configurations.
With a P4A tolerance class, 7218 CD/P4ADGA Bearing delivers precise performance in demanding conditions.
Its extra light preload reduces friction, enhancing efficiency and longevity.
The open design simplifies lubrication, maintaining consistent performance.
Operating between -30°C to 110°C, it adapts to various environmental conditions.
Industrial Uses of 7218 CD/P4ADGA Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The universal matching feature allows flexible arrangement in back-to-back or face-to-face configurations.
Where Is 7218 CD/P4ADGA Bearing Used?
You’ll find it in automotive transmissions, supporting smooth gear shifts with its extra-light preload. The phenolic cage reduces friction, making it ideal for high-speed applications.
Built for Heavy-Duty Use: 7218 CD/P4ADGA Bearing
It handles heavy radial loads in industrial pumps, thanks to its chrome steel construction. The P4A tolerance class guarantees consistent performance in demanding environments.
Automotive vs Aerospace: Applications of 7218 CD/P4ADGA Bearing
In cars, it’s used for wheel hubs, while aerospace applications benefit from its precision in flight control systems. The wide temperature range ensures reliability in varied conditions.
Perfect Fit for Automation: 7218 CD/P4ADGA Bearing
Robotic arms rely on this bearing for smooth, precise movements. Its lubricated design minimises maintenance needs, keeping production lines running efficiently.
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