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The S71918 CEGA/P4A is a super precision angular contact ball bearing, measuring 90mm by 125mm by 18mm. Made from chrome steel with a phenolic cage, it offers smooth operation and durability.
With a 15° contact angle, it handles both radial and axial loads efficiently. It supports speeds up to 15,000 RPM and works in temperatures from -30°C to 110°C.
Its sealed design keeps grease in and contaminants out, reducing maintenance needs. The P4A tolerance class ensures high precision for demanding applications.
Ideal for machine tools or high-speed spindles, this bearing is interchangeable with SKF models. Weighing 0.54kg, it’s a reliable choice for precision engineering.
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Performance Features of S71918 CEGA/P4A Bearing
S71918 CEGA/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 6908 lbf.
Its phenolic cage ensures smooth operation at high speeds, reaching up to 15,000 rpm.
The sealed design and grease lubrication reduce maintenance needs while protecting against contaminants.
With a P4A tolerance class, S71918 CEGA/P4A Bearing delivers precision performance in demanding conditions.
The extra light preload (Class A) minimises friction, extending service life.
Key Fields for S71918 CEGA/P4A Bearing
S71918 CEGA/P4A Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The sealed design keeps contaminants out, extending service life in demanding workshop conditions.
In robotics, S71918 CEGA/P4A Bearing enables smooth motion control for articulated arms, thanks to its extra light preload and phenolic cage. Its high-speed capability (up to 15,000 rpm) makes it suitable for automated production lines.
For medical imaging devices like CT scanners, S71918 CEGA/P4A Bearing’s P4A tolerance class guarantees minimal vibration during operation. The chrome steel construction maintains stability across temperature fluctuations from -30°C to 110°C.
Where Is S71918 CEGA/P4A Bearing Used?
You’ll find S71918 CEGA/P4A Bearing in aerospace applications, particularly in helicopter rotor systems requiring reliable angular contact support. Its universal matching feature allows flexible arrangement in back-to-back or face-to-face configurations.
The bearing also works well in precision measuring instruments, where its consistent performance ensures repeatable results. Grease lubrication reduces maintenance needs while maintaining smooth rotation.
Built for Heavy-Duty Use: S71918 CEGA/P4A Bearing
S71918 CEGA/P4A Bearing handles heavy loads in industrial pumps, with dynamic radial capacity of 6908 lbf. The phenolic cage dampens vibrations, making it ideal for continuous operation environments.
In electric vehicle motors, this bearing supports high-speed shafts while maintaining energy efficiency. Its metric sizing (90×125×18mm) fits standard European motor designs perfectly.
Automotive vs Aerospace: Applications of S71918 CEGA/P4A Bearing
In automotive turbochargers, S71918 CEGA/P4A Bearing withstands extreme rotational speeds with minimal friction. The sealed construction protects against oil contamination in engine compartments.
For aircraft landing gear systems, the bearing’s temperature resilience (-30°C to 110°C) ensures performance at altitude. Its 24-ball design distributes loads evenly during critical landing phases.
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