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The 71901 ACE/PA9ADGB is a super precision angular contact ball bearing with a compact size of 12mm by 24mm by 12mm, crafted from chrome steel for durability. It features a 25° contact angle and is lubricated for smooth operation.
This bearing handles radial loads up to 747 lbf and spins at speeds up to 140,000 RPM. Its phenolic cage ensures stability, while the universal matching design allows flexible arrangements like back-to-back or face-to-face.
Ideal for high-precision applications such as machine tools or spindle drives, it works in temperatures from -30°C to 110°C. The light preload (Class B) enhances accuracy without compromising performance.
Weighing just 0.02kg, it’s lightweight yet robust. Compliant with PA9A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.
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Performance Features of 71901 ACE/PA9ADGB Bearing
71901 ACE/PA9ADGB Bearing is designed with a 25° contact angle, offering precise angular contact performance.
Its universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.
The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.
With a dynamic radial load capacity of 747 lbf, it handles demanding applications with ease.
71901 ACE/PA9ADGB Bearing operates efficiently at speeds up to 140,000 rpm, making it suitable for high-speed tasks.
Its light preload (Class B) enhances precision, ensuring reliable performance in sensitive equipment.
The open design and lubrication ensure minimal maintenance, reducing long-term operational costs.
Its compact size (12 mm×24 mm×12 mm) makes it ideal for applications where space is limited.
Key Fields for 71901 ACE/PA9ADGB Bearing
71901 ACE/PA9ADGB Bearing is widely used in high-speed machine tools, where its 25° contact angle ensures precise radial and axial load handling. The phenolic cage reduces friction, making it ideal for applications requiring smooth rotation.
In automotive systems, 71901 ACE/PA9ADGB Bearing supports components like electric motors and gearboxes, thanks to its light preload and universal matching design. Its chrome steel construction offers durability in demanding conditions.
For robotics, 71901 ACE/PA9ADGB Bearing excels in articulated arms and joints, where its high-speed capability and angular contact design enhance movement accuracy. The open seal type allows for easy lubrication maintenance.
In medical imaging devices, 71901 ACE/PA9ADGB Bearing provides reliable performance due to its PA9A tolerance class and consistent load distribution. The compact size fits well in space-constrained equipment.
For consumer electronics like high-end printers, 71901 ACE/PA9ADGB Bearing ensures quiet operation and long service life. Its lightweight design and phenolic cage contribute to energy efficiency.
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