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The 7218 ACD/P4ADGC is a super precision angular contact ball bearing with a 90mm bore and 160mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 44775 lbf and operates smoothly at speeds up to 17000 RPM.
With a 25° contact angle and universal matching design, it offers flexibility for back-to-back, face-to-face, or tandem arrangements. The phenolic cage ensures quiet operation and long service life.
Its moderate preload (Class C) provides stability for high-precision applications. Ideal for machine tools, spindles, or other equipment requiring accurate angular contact performance.
Weighing 4.53kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards for reliable performance in temperatures from -30°C to 110°C.
The open design allows for easy lubrication, ensuring consistent operation over time. A versatile choice for demanding industrial or engineering applications.
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Performance Features of 7218 ACD/P4ADGC Bearing
7218 ACD/P4ADGC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under high radial loads.
The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 17,000 rpm, it delivers reliable performance in high-speed environments.
Universal matching allows flexible arrangement options, including back-to-back or face-to-face configurations.
This versatility makes 7218 ACD/P4ADGC Bearing suitable for precision machinery and demanding industrial applications.
Common Applications of 7218 ACD/P4ADGC Bearing
7218 ACD/P4ADGC Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The universal matching feature allows flexible arrangements, making it suitable for complex setups.
In robotics, 7218 ACD/P4ADGC Bearing supports articulated arms and joints, providing smooth movement under moderate preload. Its phenolic cage reduces friction, enhancing efficiency in repetitive tasks.
For aerospace components, 7218 ACD/P4ADGC Bearing’s P4A tolerance class guarantees reliability in critical systems like actuators. The chrome steel construction withstands high speeds and temperatures, ensuring long service life.
Automotive applications include electric vehicle motors, where 7218 ACD/P4ADGC Bearing’s dynamic load capacity handles demanding conditions. Its metric sizing ensures compatibility with global manufacturing standards.
In medical imaging devices, 7218 ACD/P4ADGC Bearing’s precision reduces vibration, improving scan accuracy. The open design facilitates lubrication, maintaining performance in sterile environments.
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