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The 71904 ACE/P4ADBA is a super precision angular contact ball bearing measuring 20mm by 37mm by 18mm, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched pair for balanced performance.
This bearing handles radial loads up to 1712 lbf and spins smoothly at speeds up to 75,000 RPM. Its phenolic cage ensures quiet operation and long service life, even in demanding conditions.
The open design allows for easy lubrication, while the extra light preload ensures minimal friction. Ideal for high-precision applications like machine tool spindles or high-speed motors.
Weighing just 0.072kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it’s a reliable choice for precision engineering needs.
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Performance Features of 71904 ACE/P4ADBA Bearing
71904 ACE/P4ADBA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under dynamic radial loads up to 1712 lbf.
The phenolic cage in 71904 ACE/P4ADBA Bearing reduces friction, allowing smooth operation at speeds up to 75,000 rpm.
Precision-engineered to P4A tolerance class, it delivers reliable accuracy for high-performance machinery.
71904 ACE/P4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of two bearings provides extra light preload, enhancing stability in demanding conditions.
Industrial Uses of 71904 ACE/P4ADBA Bearing
71904 ACE/P4ADBA Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures accurate rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.
In automotive applications, 71904 ACE/P4ADBA Bearing supports components like turbochargers and transmission systems. Its extra light preload helps reduce friction, improving overall efficiency.
For medical imaging devices, 71904 ACE/P4ADBA Bearing’s phenolic cage and chrome steel construction offer reliable performance. The P4A tolerance class ensures smooth operation in sensitive equipment.
Automation and robotics benefit from 71904 ACE/P4ADBA Bearing’s high-speed capabilities, particularly in robotic arms. The 25° contact angle allows for better load distribution during dynamic movements.
In consumer electronics, 71904 ACE/P4ADBA Bearing can be found in precision tools like 3D printers. Its lightweight design and low friction make it suitable for small, high-performance devices.
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