
The 71906 FEGA/HCP4A is a super precision angular contact ball bearing with a 30mm bore and 47mm outer diameter, crafted from chrome steel for durability. It features a lightweight phenolic cage and ceramic balls, ensuring smooth operation at high speeds up to 72,500 RPM.
With an 18° contact angle, it handles both radial and thrust loads effectively, supporting up to 1258 lbf dynamically. Its extra-light preload (Class A) minimises friction, making it ideal for precision applications.
The open design allows easy lubrication, while the P4A tolerance class ensures exceptional accuracy. Suitable for high-speed spindles or machine tools where precision is key.
Weighing just 0.045kg, it’s part of a universal matching set for flexible arrangements (back-to-back, face-to-face, or tandem). Works reliably in temperatures from -30°C to 110°C.
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Performance Features of 71906 FEGA/HCP4A Bearing
71906 FEGA/HCP4A Bearing is designed with a precise 18° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability while reducing friction for smoother operation.
With a dynamic radial load capacity of 1258 lbf, it handles demanding tasks efficiently.
Its phenolic cage ensures stability at high speeds, supporting up to 72,500 rpm.
The extra light preload (Class A) minimises vibration, making it ideal for precision machinery.
Its open design allows easy lubrication, maintaining performance in varied temperature conditions.
Industrial Uses of 71906 FEGA/HCP4A Bearing
71906 FEGA/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures precision in demanding industrial environments.
Where Is 71906 FEGA/HCP4A Bearing Used?
You’ll find 71906 FEGA/HCP4A Bearing in automotive applications like electric motor shafts, where its angular contact design handles combined loads effectively. The extra-light preload also minimises vibration for smoother operation.
Built for Heavy-Duty Use: 71906 FEGA/HCP4A Bearing
71906 FEGA/HCP4A Bearing works well in robotics, particularly for articulated arms requiring precise movement. Its chrome steel rings and ceramic balls offer durability without compromising speed.
Automotive vs Aerospace: Applications of 71906 FEGA/HCP4A Bearing
In automotive systems, 71906 FEGA/HCP4A Bearing supports gearbox components, while aerospace uses include small actuator mechanisms. The metric sizing and universal matching make it versatile for both fields.
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