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The 728 CDGB/P4A is a super precision angular contact ball bearing with an 8mm bore and 24mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 835 lbf and spins smoothly at speeds up to 220,000 RPM.
Its 15° contact angle and phenolic cage ensure stable performance under angular loads, while the open design allows easy lubrication. The bearing operates reliably in temperatures from -30°C to 110°C.
This model is interchangeable with SKF bearings and comes in a set of two, suitable for universal matching arrangements like back-to-back or face-to-face. Ideal for high-speed applications like machine tool spindles or precision instruments.
Weighing just 0.017kg, it’s lightweight yet robust for its size, meeting P4A tolerance standards for exceptional accuracy.
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Performance Features of 728 CDGB/P4A Bearing
728 CDGB/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 835 lbf.
Its phenolic cage ensures smooth operation at high speeds, reaching up to 220,000 rpm.
The P4A tolerance class guarantees precision, making it suitable for demanding tasks.
With a temperature range of -30°C to 110°C, 728 CDGB/P4A Bearing performs reliably in varied conditions.
The open design allows easy lubrication, maintaining efficiency over time.
Weighing just 0.017 kg, it offers a lightweight yet robust solution for precision machinery.
The universal matching feature enables flexible arrangements like back-to-back or face-to-face configurations.
Practical Applications of 728 CDGB/P4A Bearing
The 728 CDGB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. Its light preload and P4A tolerance make it suitable for applications demanding minimal vibration.
In robotics, 728 CDGB/P4A Bearing supports articulated arms, providing smooth movement and reliable performance. The phenolic cage helps reduce friction, enhancing efficiency in repetitive tasks.
For dental drills and small medical devices, 728 CDGB/P4A Bearing’s compact size and high-speed capability are ideal. The chrome steel construction ensures durability even in sterilisation processes.
Where Is 728 CDGB/P4A Bearing Used?
You’ll often find 728 CDGB/P4A Bearing in optical equipment like microscopes, where its precision is key to maintaining clear focus. The open design allows for easy lubrication, extending service life.
In 3D printers, 728 CDGB/P4A Bearing ensures smooth linear motion for print heads. Its high-speed rating and low friction contribute to consistent print quality.
Built for Heavy-Duty Use: 728 CDGB/P4A Bearing
The 728 CDGB/P4A Bearing handles angular loads well in gearboxes, making it a reliable choice for automotive transmissions. Its universal matching feature simplifies installation in paired arrangements.
For industrial pumps, 728 CDGB/P4A Bearing’s resistance to wear and high-speed performance are beneficial. The lubricated design helps maintain smooth operation under continuous use.
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