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The 71902 ACE/P4ADBB is a super precision angular contact ball bearing with a compact size of 15mm×28mm×14mm, 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 1112 lbf and spins smoothly at speeds up to 95,000 RPM. Its phenolic cage ensures quiet operation and long service life, even under light preload conditions.
The open design allows for easy lubrication, making maintenance straightforward. It operates efficiently in temperatures ranging from -30°C to 110°C.
Ideal for high-precision applications like machine tool spindles or small electric motors, where accuracy and speed are crucial. Weighing just 0.03kg, it’s lightweight yet robust for its size.
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Performance Features of 71902 ACE/P4ADBB Bearing
71902 ACE/P4ADBB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.
The matched arrangement of two bearings provides stability, making it suitable for high-precision tasks.
With a maximum speed of 95,000 rpm, it delivers efficient performance in demanding conditions.
Light preload class B enhances smooth operation, extending the bearing’s service life.
Its P4A tolerance class ensures consistent precision, ideal for applications requiring tight tolerances.
Industrial Uses of 71902 ACE/P4ADBB Bearing
71902 ACE/P4ADBB Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures accurate rotation. The light preload and P4A tolerance make it suitable for applications demanding minimal vibration.
In robotics, 71902 ACE/P4ADBB Bearing supports articulated arms, providing smooth movement with its matched DB arrangement. The phenolic cage reduces friction, enhancing efficiency in repetitive tasks.
For medical imaging devices, 71902 ACE/P4ADBB Bearing’s chrome steel construction offers reliability in high-precision components. Its open design allows for easy lubrication, maintaining performance in critical environments.
Automotive vs Aerospace: Applications of 71902 ACE/P4ADBB Bearing
In automotive systems, 71902 ACE/P4ADBB Bearing is found in gearboxes, where its angular contact handles combined loads effectively. The metric sizing ensures compatibility with various vehicle designs.
Aerospace applications benefit from 71902 ACE/P4ADBB Bearing’s high-speed capability and lightweight phenolic cage. Its precision performance is crucial for avionics and control systems.
What Makes 71902 ACE/P4ADBB Bearing a Preferred Choice?
71902 ACE/P4ADBB Bearing stands out in automation equipment due to its low friction and high-speed tolerance. The matched set configuration ensures consistent performance in paired applications.
Its durability in industrial fans and pumps comes from the robust chrome steel construction. The open seal type allows for easy maintenance, extending service life in demanding conditions.
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