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The S71918 CD/P4A is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from high-quality chrome steel. Its compact 18mm width makes it suitable for space-sensitive applications.
With a 15° contact angle, it handles both radial and axial loads efficiently, supporting up to 10688 lbf dynamically. It operates smoothly at speeds up to 9500 RPM and works in temperatures from -30°C to 110°C.
The sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. Its P4 tolerance class (ABEC-7) guarantees exceptional precision.
Ideal for high-speed machinery like spindles or CNC tools, this bearing is interchangeable with SKF models. Weighing 0.57kg, it balances durability with manageable size. Preload and matched arrangements are available for custom setups.
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How Is S71918 CD/P4A Bearing Engineered for Reliability?
S71918 CD/P4A Bearing features a 15° contact angle, optimised for handling combined radial and axial loads efficiently.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 10688 lbf.
The phenolic cage ensures smooth operation at high speeds, reaching up to 9,500 rpm.
Precision P4 tolerance class guarantees consistent performance in demanding applications.
Sealed design protects against contaminants, extending service life in harsh environments.
Lubrication is pre-applied, reducing maintenance needs and ensuring ready-to-use convenience.
Matched arrangement options provide flexibility for complex mounting requirements.
With a temperature range of -30° to 110°C, it performs reliably in varied conditions.
Super Precision Angular Contact Ball Bearings S71918 CD/P4A is commonly used in high-speed machine tools, where its 15° contact angle ensures smooth operation under radial and axial loads. The sealed design helps maintain lubrication, reducing maintenance needs in demanding environments.
In robotics, S71918 CD/P4A provides reliable support for articulated arms, thanks to its phenolic cage and chrome steel construction. Its precision tolerances make it ideal for applications requiring repeatable accuracy.
For medical imaging devices, S71918 CD/P4A offers quiet and stable performance, essential for sensitive diagnostic equipment. The P4 tolerance class ensures minimal vibration, enhancing image clarity.
Automotive applications like electric power steering systems benefit from S71918 CD/P4A’s ability to handle combined loads. Its lubricated design ensures long service life even under continuous use.
In aerospace components, S71918 CD/P4A’s matched arrangement option allows for precise preload adjustment, critical for flight control systems. The high-speed capability makes it suitable for turbine applications as well.
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