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The S71904 CD/P4ADBA is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, crafted from high-grade chrome steel. It features a 15° contact angle and comes in a matched set of two bearings for balanced performance.
This sealed unit handles dynamic radial loads up to 2194 lbf and spins smoothly at speeds up to 75,000 RPM. Its phenolic cage and grease lubrication ensure quiet operation and long service life.
The extra-light preload (Class A) minimises friction, making it ideal for high-speed applications. With a tight P4A tolerance class, it offers exceptional precision for demanding setups.
Perfect for spindle drives or precision machinery where accuracy and speed matter. Weighing just 0.074kg per bearing, it’s lightweight yet robust for its size. Works reliably in temperatures from -30°C to 110°C.
This model is interchangeable with SKF bearings, simplifying replacements. The matched DB arrangement provides stability for angular contact loads.
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How Does S71904 CD/P4ADBA Bearing Ensure Precision in High-Speed Applications?
S71904 CD/P4ADBA Bearing features a 15° contact angle, optimised for high-speed performance and angular contact loads.
Its phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 75,000 rpm, S71904 CD/P4ADBA Bearing is ideal for precision machinery.
The chrome steel construction ensures resistance to wear, even under dynamic radial loads up to 2194 lbf.
S71904 CD/P4ADBA Bearing comes preloaded for extra light conditions, ensuring smooth operation.
Its sealed design protects against contaminants, extending service life in demanding environments.
Industrial Uses of S71904 CD/P4ADBA Bearing
S71904 CD/P4ADBA Bearing is commonly 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.
Where Is S71904 CD/P4ADBA Bearing Used?
You’ll find S71904 CD/P4ADBA Bearing in automotive applications like electric motors, where its extra light preload reduces friction and heat buildup. The matched arrangement of two bearings also enhances stability in high-speed scenarios.
Built for Heavy-Duty Use: S71904 CD/P4ADBA Bearing
S71904 CD/P4ADBA Bearing excels in robotics, particularly in robotic arms requiring smooth, precise movement. Its phenolic cage offers durability while keeping weight low for efficient operation.
Medical vs Industrial: Where S71904 CD/P4ADBA Bearing Excels
In medical imaging devices, S71904 CD/P4ADBA Bearing provides reliable performance due to its chrome steel construction and tight tolerances. Industrial applications like CNC machines benefit from its high-speed capabilities and grease lubrication.
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