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The 71904 CE/HCP4ADT is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, crafted from chrome steel for durability. It features a 15° contact angle and comes in a matched set of two bearings for balanced performance.
This bearing handles radial loads up to 1784 lbf and spins at speeds up to 100,000 RPM, thanks to its ceramic balls and phenolic cage. Its open design allows for easy lubrication, ensuring smooth operation.
Preloaded for precision, it’s ideal for high-speed applications like machine tool spindles or dental equipment. The P4A tolerance class guarantees exceptional accuracy.
Weighing just 0.064kg, it’s lightweight yet robust. Suitable for temperatures from -30°C to 110°C, it’s a reliable choice for demanding environments. Interchangeable with SKF bearings for easy replacement.
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How Does 71904 CE/HCP4ADT Bearing Achieve Super Precision?
71904 CE/HCP4ADT Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its ceramic balls and chrome steel rings reduce friction, ensuring smooth operation at speeds up to 100,000 rpm.
The phenolic cage maintains ball alignment, enhancing durability and performance.
With a P4A tolerance class, it delivers exceptional accuracy for demanding tasks.
Common Applications of 71904 CE/HCP4ADT Bearing
71904 CE/HCP4ADT Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage ensure smooth operation at up to 100,000 rpm. The angular contact design handles both radial and axial loads efficiently.
In robotics, 71904 CE/HCP4ADT Bearing provides precise movement in articulated arms, thanks to its P4A tolerance class. The matched arrangement of two bearings enhances stability in dynamic applications.
For medical imaging devices, 71904 CE/HCP4ADT Bearing’s chrome steel rings and ceramic balls offer reliability in high-precision rotations. Its open design allows for easy lubrication, extending service life in critical environments.
Automotive electric motors benefit from 71904 CE/HCP4ADT Bearing’s ability to handle angular loads at high speeds. The preload option ensures consistent performance in demanding conditions.
In 3D printers, 71904 CE/HCP4ADT Bearing’s low friction and high-speed capabilities contribute to accurate layering. The phenolic cage reduces vibration, improving print quality.
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