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The 71904 CDTP/HCP4B is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, measuring just 9mm wide. Made from chrome steel with ceramic balls, it offers smooth operation and durability.
It handles dynamic radial loads up to 1361 lbf and spins at impressive speeds up to 53,000 RPM. The 15° contact angle and phenolic cage ensure stable performance under angular loads.
This open-design bearing comes pre-lubricated and can operate in temperatures from -30°C to 110°C. Its P4 tolerance class (ABEC-7) makes it suitable for high-precision applications.
Ideal for machine tools or high-speed spindles where accuracy is crucial. Weighing only 0.033kg, it’s lightweight yet robust for its size. Matched sets are available for paired installations.
The bearing is interchangeable with SKF models, offering flexibility for replacements or upgrades. Its universal matching design simplifies integration into existing systems.
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Engineered for Precision: 71904 CDTP/HCP4B Bearing
71904 CDTP/HCP4B Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, ensuring smooth operation even at high speeds.
The phenolic cage in 71904 CDTP/HCP4B Bearing maintains ball alignment, enhancing durability and performance.
With a maximum speed of 53,000 rpm, it is ideal for demanding industrial uses.
71904 CDTP/HCP4B Bearing’s P4 tolerance class guarantees exceptional accuracy and reliability.
Its dynamic radial load capacity of 1361 lbf makes it suitable for heavy-duty applications.
The open design of 71904 CDTP/HCP4B Bearing allows for easy lubrication and maintenance.
Its compact size (20 mm×37 mm×9 mm) ensures it fits seamlessly into precision machinery.
Common Applications of 71904 CDTP/HCP4B Bearing
71904 CDTP/HCP4B Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.
In robotics, 71904 CDTP/HCP4B Bearing supports articulated arms, providing stability and reducing vibration during precise movements. Its phenolic cage offers lightweight durability, perfect for repetitive tasks.
For dental drills and other medical devices, 71904 CDTP/HCP4B Bearing’s P4 tolerance guarantees consistent performance. The open design allows for easy lubrication, extending service life in critical environments.
Automotive enthusiasts appreciate 71904 CDTP/HCP4B Bearing in performance gearboxes, where its high-speed capability enhances shifting smoothness. The matched arrangement option further optimises load distribution.
In 3D printers, 71904 CDTP/HCP4B Bearing ensures precise linear motion, thanks to its low-friction ceramic balls. The compact 20mm bore fits neatly into most desktop printer designs.
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