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The 71812 ACD/P4DBB is a super precision angular contact ball bearing with a 60mm bore and 78mm outer diameter, 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 4680 lbf and spins smoothly at high speeds, reaching up to 35,000 RPM. Its phenolic cage ensures quiet operation and long service life.
The open design allows for easy lubrication, while the light preload ensures minimal friction. Ideal for precision applications like machine tool spindles or high-speed motors.
Weighing just 0.2kg, it’s lightweight yet robust. Compliant with P4 tolerance standards for exceptional accuracy. Works well in temperatures from -30°C to 110°C.
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Performance Features of 71812 ACD/P4DBB Bearing
71812 ACD/P4DBB 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 excellent durability, while the phenolic cage reduces friction.
With a maximum speed of 35,000 rpm, it delivers reliable performance in demanding conditions.
71812 ACD/P4DBB Bearing’s light preload enhances accuracy, making it suitable for precision machinery.
Its dynamic radial load capacity of 4680 lbf ensures long-lasting operation under heavy loads.
The open design allows for easy lubrication, maintaining smooth performance over time.
Operating within a temperature range of -30°C to 110°C, it adapts to various environments.
Common Applications of 71812 ACD/P4DBB Bearing
71812 ACD/P4DBB Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability under radial and axial loads.
In robotics, 71812 ACD/P4DBB Bearing supports articulated arms, offering smooth movement and long service life. Its phenolic cage reduces friction, making it ideal for repetitive motions.
For aerospace applications, 71812 ACD/P4DBB Bearing handles the demanding conditions of flight control systems. The P4 tolerance class guarantees the reliability needed in critical operations.
Medical imaging devices benefit from 71812 ACD/P4DBB Bearing’s low noise and vibration. The chrome steel construction ensures durability in sterile environments.
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