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The S71918 ACD/P4A is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 9945 lbf and operates smoothly at speeds up to 8500 RPM.
Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 25° contact angle provides excellent stability for angular loads.
This bearing is ideal for high-precision applications like machine tool spindles or medical equipment. It comes pre-lubricated and can be matched for paired arrangements.
Weighing 0.57kg, it’s built for accuracy with P4 tolerance class. Works reliably in temperatures from -30°C to 110°C. Interchangeable with SKF bearings for easy replacement.
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Why Choose S71918 ACD/P4A Bearing for Precision Tasks?
S71918 ACD/P4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.
With a dynamic radial load capacity of 9945 lbf, S71918 ACD/P4A Bearing performs reliably in demanding applications.
The P4 tolerance class guarantees exceptional accuracy, making it suitable for high-precision machinery.
S71918 ACD/P4A Bearing operates efficiently at speeds up to 8,500 rpm, balancing performance and longevity.
Its sealed design and preload availability further enhance stability and reduce maintenance needs.
Essential Roles of S71918 ACD/P4A Bearing
S71918 ACD/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.
In robotics, S71918 ACD/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage reducing friction. Its P4 tolerance class makes it ideal for applications demanding minimal vibration.
For aerospace components, S71918 ACD/P4A Bearing handles both radial and axial loads efficiently, crucial for systems like landing gear actuators. The chrome steel material offers durability under varying temperature conditions.
Automotive testing equipment often relies on S71918 ACD/P4A Bearing for its consistent performance in high-speed scenarios. The preload availability further enhances stability during dynamic load changes.
Medical imaging devices benefit from S71918 ACD/P4A Bearing’s precision, ensuring quiet operation in MRI machines. Its lubricated design reduces maintenance needs in critical healthcare settings.
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