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The 71904 ACD/P4ADBA is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 2106 lbf and spins smoothly at speeds up to 100,500 RPM.
Its 25° contact angle and matched pair design (2 bearings DB) provide excellent stability for angular loads. The phenolic cage ensures quiet operation and long service life.
This bearing comes pre-lubricated and operates in temperatures from -30°C to 110°C. The extra light preload (Class A) makes it ideal for high-precision applications.
Perfect for machine tools or spindle systems where accuracy is crucial. Weighing just 0.07kg, it’s lightweight yet robust for its size. Compliant with P4A tolerance standards for precision performance.
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Why Choose 71904 ACD/P4ADBA Bearing for Precision Tasks?
71904 ACD/P4ADBA Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with 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 2106 lbf, it performs reliably in high-speed applications.
The extra light preload (Class A) enhances accuracy, making it suitable for precision machinery.
71904 ACD/P4ADBA Bearing can reach speeds up to 100,500 rpm, balancing speed and stability.
Its open design allows for easy lubrication, maintaining performance over time.
The matched arrangement of two bearings (DB) ensures consistent alignment and load distribution.
This design is particularly useful in applications requiring high rotational accuracy.
Industrial Uses of 71904 ACD/P4ADBA Bearing
71904 ACD/P4ADBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation.
The matched arrangement of two bearings provides extra stability, making it ideal for grinding and milling applications.
How Does 71904 ACD/P4ADBA Bearing Improve Performance?
In automotive applications, 71904 ACD/P4ADBA Bearing enhances gearbox efficiency by reducing friction during high-speed operation.
Its phenolic cage material offers excellent heat resistance, prolonging service life in demanding conditions.
Perfect Fit for Automation: 71904 ACD/P4ADBA Bearing
71904 ACD/P4ADBA Bearing is a reliable choice for robotic arms, where smooth movement and precision are essential.
The extra light preload ensures minimal vibration, improving overall system accuracy.
Medical vs Industrial: Where 71904 ACD/P4ADBA Bearing Excels
In medical imaging devices, 71904 ACD/P4ADBA Bearing provides quiet and consistent performance for precise positioning.
For industrial pumps, its high-speed capability and load handling make it a practical solution for continuous operation.
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