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The 71901 CD/P4ADBA is a super precision angular contact ball bearing, measuring 12mm by 24mm by 12mm. Made from chrome steel, it features a 15° contact angle and comes in a matched pair for balanced performance.
This bearing handles radial loads up to 981 lbf and spins smoothly at speeds up to 140,000 RPM. Its phenolic cage ensures durability while keeping the unit lightweight at just 0.02kg.
The open design allows for easy lubrication, and the extra-light preload ensures minimal friction. It operates efficiently in temperatures from -30°C to 110°C.
Ideal for high-precision applications like machine tool spindles or dental equipment, where accuracy and speed are crucial. The P4A tolerance class guarantees reliable performance in demanding conditions.
This model is interchangeable with SKF bearings, making it a practical choice for replacements or upgrades. Its compact size and matched pair setup offer versatility in tight spaces.
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Performance Features of 71901 CD/P4ADBA Bearing
71901 CD/P4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.
With a dynamic radial load capacity of 981 lbf, it handles demanding conditions reliably.
Its extra light preload (Class A) enhances precision, making it suitable for high-speed applications up to 140,000 rpm.
The matched arrangement of two bearings (DB) improves stability and performance.
Its compact size (12 mm×24 mm×12 mm) allows for efficient use in space-constrained designs.
The open seal type simplifies maintenance, and the P4A tolerance class ensures consistent precision.
Operating between -30°C to 110°C, it performs well in varied environments.
Industrial Uses of 71901 CD/P4ADBA Bearing
71901 CD/P4ADBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The extra light preload makes it suitable for applications demanding minimal friction and smooth operation.
In automotive systems, 71901 CD/P4ADBA Bearing supports components like electric motors and gearboxes, where its high-speed capability is a key advantage. The matched arrangement of two bearings enhances stability under angular loads.
For medical imaging devices, 71901 CD/P4ADBA Bearing’s phenolic cage and chrome steel construction provide reliable performance in sensitive environments. Its P4A tolerance class ensures consistent precision in critical applications.
Automation & robotics benefit from 71901 CD/P4ADBA Bearing’s ability to handle high speeds and precise movements, making it ideal for robotic arms and CNC systems. The open seal design allows for easy lubrication and maintenance.
In consumer electronics like high-end printers, 71901 CD/P4ADBA Bearing’s compact size and low noise operation contribute to quieter, more efficient devices. The metric dimensions ensure compatibility with a wide range of equipment.
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