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The 7218 CD/P4AQBCA is a super precision angular contact ball bearing with a 90mm bore and 160mm outer diameter, crafted from high-grade chrome steel. It handles radial loads up to 76050 lbf and operates smoothly at speeds up to 17000 RPM.
Its 15° contact angle and matched set of four bearings (QBC arrangement) ensure excellent stability and precision. The phenolic cage offers durability while keeping the weight manageable at 9.06kg.
Designed for extra light preload (Class A), this bearing is ideal for high-precision applications like machine tool spindles or aerospace systems. It performs reliably in temperatures from -30°C to 110°C.
Interchangeable with SKF bearings, it’s a practical choice for replacements or upgrades. The open design allows for easy lubrication and maintenance.
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Performance Features of 7218 CD/P4AQBCA Bearing
7218 CD/P4AQBCA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure high strength and durability under dynamic radial loads up to 76050 lbf.
The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation at speeds up to 17,000 rpm.
With a precision tolerance class of P4A, it delivers reliable performance in demanding conditions.
7218 CD/P4AQBCA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of four bearings ensures consistent performance in high-precision applications.
Industrial Uses of 7218 CD/P4AQBCA Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched set of four bearings provides stability in demanding industrial environments.
In automotive applications, 7218 CD/P4AQBCA Bearing supports high-speed components like turbochargers and transmission systems. Its extra light preload helps reduce friction, improving overall efficiency.
For medical imaging devices, 7218 CD/P4AQBCA Bearing offers reliable performance due to its phenolic cage and chrome steel construction. The P4A tolerance class ensures consistent operation in sensitive equipment.
Automation systems benefit from 7218 CD/P4AQBCA Bearing’s ability to handle both radial and axial loads simultaneously. Its open design allows for easy lubrication, extending service life in robotic arms.
In aerospace applications, 7218 CD/P4AQBCA Bearing’s high-speed capability makes it suitable for aircraft engine components. The temperature range of -30°C to 110°C ensures performance in various flight conditions.
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