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The 71948 ACD/P4ATBTB is a super precision angular contact ball bearing with a 240mm bore and 320mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 103950 lbf and operates smoothly at speeds up to 7500 RPM.
Its 25° contact angle and matched arrangement of three bearings provide excellent stability for angular loads. The phenolic cage ensures durability while keeping the weight manageable at 25.5kg.
Designed for precision applications, this bearing works well in temperatures from -30°C to 110°C. It’s interchangeable with SKF bearings, making it a reliable choice for replacements.
Ideal for high-precision machinery like CNC spindles or grinding equipment, where accuracy and smooth operation are crucial. The open design allows for easy lubrication and maintenance.
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Performance Features of 71948 ACD/P4ATBTB Bearing
71948 ACD/P4ATBTB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under high dynamic radial loads up to 103,950 lbf.
The matched arrangement of three bearings (TBT) enhances stability and precision in operation.
Phenolic cage material reduces friction and maintains alignment, even at speeds up to 7,500 rpm.
71948 ACD/P4ATBTB Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its P4A tolerance class guarantees high precision, making it suitable for demanding industrial applications.
Industrial Uses of 71948 ACD/P4ATBTB Bearing
71948 ACD/P4ATBTB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of three bearings provides stability in heavy cutting operations.
In aerospace applications, 71948 ACD/P4ATBTB Bearing supports critical components like turbine shafts, thanks to its high dynamic radial load capacity. The phenolic cage reduces friction, making it suitable for high-speed environments.
For automation systems, 71948 ACD/P4ATBTB Bearing excels in robotic arms, where its light preload ensures smooth movement. The P4A tolerance class guarantees consistent performance in repetitive tasks.
Medical imaging devices benefit from 71948 ACD/P4ATBTB Bearing’s precision, as it maintains alignment in rotating components. The chrome steel construction offers durability in sterile environments.
In wind turbines, 71948 ACD/P4ATBTB Bearing handles radial and axial loads efficiently, ensuring reliable power generation. Its open design allows for easy lubrication, extending service life in harsh conditions.
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