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The 71918 ACD/HCP4ADBC is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, designed for high-performance applications. Its 25° contact angle and moderate preload ensure smooth operation under radial loads up to 16380 lbf.
Made from chrome steel rings and ceramic balls, it offers excellent durability and can handle speeds up to 15000 RPM. The phenolic cage provides stability, while the open design allows for easy lubrication.
This matched set of two bearings (DB arrangement) is ideal for precise machinery like spindles or CNC tools. It operates reliably in temperatures from -30°C to 110°C.
Weighing 0.94kg, it’s a robust yet manageable choice for industrial use. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.
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Performance Features of 71918 ACD/HCP4ADBC Bearing
71918 ACD/HCP4ADBC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability and reduce friction.
Its dynamic radial load capacity of 16380 lbf ensures reliable performance under stress.
The phenolic cage maintains ball alignment, contributing to smooth operation.
With a maximum speed of 15,000 rpm, it excels in high-speed applications.
The matched arrangement of two bearings provides stability and precision.
The moderate preload (Class C) balances performance and longevity.
Its temperature range of -30°C to 110°C makes it suitable for various environments.
Practical Applications of 71918 ACD/HCP4ADBC Bearing
71918 ACD/HCP4ADBC Bearing is commonly used in high-speed machine tools, where its moderate preload and ceramic balls ensure smooth operation. The matched arrangement of two bearings helps maintain precision under angular loads.
In robotics, 71918 ACD/HCP4ADBC Bearing provides reliable support for articulated arms, thanks to its phenolic cage and chrome steel rings. The P4A tolerance class makes it suitable for applications demanding tight precision.
For aerospace components, 71918 ACD/HCP4ADBC Bearing’s ability to handle dynamic radial loads makes it a go-to choice for actuators and control systems. Its temperature range also allows for consistent performance in varying conditions.
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