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The 71903 ACD/P4ADBA is a super precision angular contact ball bearing with a compact 17mm bore and 30mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched set of two bearings for balanced performance.
This bearing handles radial loads up to 1462 lbf and can reach speeds of 103,000 RPM, making it suitable for high-speed applications. Its phenolic cage ensures smooth operation and durability under demanding conditions.
The open design allows for easy lubrication, while the extra-light preload (Class A) ensures minimal friction. It operates efficiently in temperatures ranging from -30°C to 110°C.
Ideal for precision machinery like spindles or CNC equipment, this bearing is interchangeable with SKF models. Weighing just 0.034kg, it’s lightweight yet robust for its size.
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Performance Features of 71903 ACD/P4ADBA Bearing
71903 ACD/P4ADBA Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its matched arrangement of two bearings ensures stability and precision in high-speed applications.
The chrome steel rings and balls provide durability, while the phenolic cage reduces friction and wear.
With a maximum speed of 103,000 rpm, it delivers reliable performance in demanding conditions.
71903 ACD/P4ADBA Bearing’s extra light preload enhances smooth operation and reduces vibration.
Its P4A tolerance class guarantees high precision, making it suitable for critical applications.
Key Fields for 71903 ACD/P4ADBA Bearing
71903 ACD/P4ADBA Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures smooth rotation. The phenolic cage reduces friction, making it ideal for applications requiring minimal vibration.
In robotics, 71903 ACD/P4ADBA Bearing supports articulated arms, providing stability during precise movements. Its extra-light preload helps maintain accuracy in repetitive tasks.
For dental drills and other medical tools, 71903 ACD/P4ADBA Bearing’s chrome steel construction offers durability. The P4A tolerance class ensures consistent performance in critical healthcare environments.
Automotive applications like electric power steering systems benefit from 71903 ACD/P4ADBA Bearing’s high-speed capability. The matched arrangement simplifies installation in compact spaces.
In 3D printers, 71903 ACD/P4ADBA Bearing’s low friction enhances print quality. The open design allows for easy lubrication, extending service life in continuous operation.
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