
The 71903 ACDGD/P4A is a super precision angular contact ball bearing with a 17mm bore and 30mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and is designed for heavy preload applications.
This bearing handles dynamic radial loads up to 893 lbf and can spin at speeds up to 121,000 RPM, making it suitable for high-performance uses. Its open design allows for easy lubrication, while the phenolic cage ensures smooth operation.
With a tolerance class of P4A, it offers exceptional accuracy for demanding tasks. The bearing can be arranged in back-to-back, face-to-face, or tandem configurations for versatile applications.
Ideal for precision machinery like spindles or high-speed tools, it operates efficiently in temperatures from -30°C to 110°C. Weighing just 0.017kg, it’s lightweight yet robust for its size.
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Performance Features of 71903 ACDGD/P4A Bearing
71903 ACDGD/P4A Bearing is crafted with chrome steel rings and balls, ensuring durability and precision.
Its 25° contact angle allows for efficient handling of angular contact loads.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 893 lbf, it suits demanding applications.
71903 ACDHD/P4A Bearing operates smoothly at speeds up to 121,000 rpm.
Its P4A tolerance class ensures high precision and reliability in critical tasks.
The open design simplifies lubrication, maintaining optimal performance over time.
This bearing is ideal for high-speed, precision environments requiring consistent accuracy.
Industrial Uses of 71903 ACDGD/P4A Bearing
71903 ACDGD/P4A Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures accurate rotation. The heavy preload and P4A tolerance class make it suitable for demanding industrial applications.
In automotive systems, 71903 ACDGD/P4A Bearing supports components like turbochargers and transmission shafts, offering reliable performance under angular loads. Its chrome steel construction provides durability in high-temperature environments.
For medical imaging devices, 71903 ACDGD/P4A Bearing’s low friction and high-speed capabilities are ideal for precise movements. The phenolic cage enhances stability, reducing vibration in sensitive equipment.
Automation and robotics benefit from 71903 ACDGD/P4A Bearing’s compact size and high-speed performance. It’s often found in robotic arms and CNC machinery, ensuring smooth operation.
In consumer electronics, 71903 ACDGD/P4A Bearing is used in high-performance cooling fans and small motors. Its lightweight design and reliability make it a practical choice for everyday devices.
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