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The 708 ACD/HCP4A is a super precision angular contact ball bearing with an 8mm bore and 22mm outer diameter, crafted from chrome steel for durability. Its compact size (8mm×22mm×7mm) makes it suitable for tight spaces.
With a 25° contact angle, it handles both radial and thrust loads efficiently, supporting up to 718 lbf dynamically. It spins smoothly at speeds up to 150,000 RPM, thanks to its ceramic balls and phenolic cage.
The open design allows easy lubrication, while the P4 tolerance class ensures high precision. Ideal for applications like high-speed spindles or precision instruments where accuracy is key.
Weighing just 0.011kg, it’s lightweight yet robust. Compatible with SKF bearings, it’s a reliable choice for replacements or upgrades. Works well in temperatures from -30°C to 110°C.
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Performance Features of 708 ACD/HCP4A Bearing
708 ACD/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing precision and speed capabilities.
The phenolic cage in 708 ACD/HCP4A Bearing ensures smooth operation, even at high speeds up to 150,000 rpm.
This material choice also contributes to the bearing’s lightweight design, weighing just 0.011 kg.
With a P4 tolerance class, 708 ACD/HCP4A Bearing delivers exceptional accuracy for precision machinery.
Its dynamic radial load capacity of 718 lbf ensures reliable performance in demanding conditions.
The open design of 708 ACD/HCP4A Bearing allows for easy lubrication, maintaining optimal performance.
It operates efficiently within a temperature range of -30° to 110°C, suitable for various environments.
Common Applications of 708 ACD/HCP4A Bearing
The 708 ACD/HCP4A Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction for smoother operation. Its precision P4 tolerance ensures accuracy in demanding industrial settings.
In robotics, 708 ACD/HCP4A Bearing excels in articulated arms, providing reliable angular contact support for precise movements. The open design allows for easy lubrication, extending service life in continuous-use applications.
For dental drills and other medical devices, 708 ACD/HCP4A Bearing’s chrome steel rings offer durability while maintaining low noise levels. The ceramic balls also help minimise heat buildup during high-speed rotations.
In optical equipment like lens positioning systems, 708 ACD/HCP4A Bearing’s tight tolerances ensure repeatable accuracy. Its compact 8mm bore makes it ideal for space-constrained precision instruments.
The 708 ACD/HCP4A Bearing is a solid choice for small electric motors, where its balanced design handles both radial and axial loads efficiently. The lubricated construction further enhances performance in long-running applications.
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