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The 71905 CD/HCP4A is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 1521 lbf and spins smoothly at high speeds up to 70,000 RPM.
Its 15° contact angle and phenolic cage ensure stable performance, while the open design allows for easy lubrication. The bearing operates well in temperatures from -30°C to 110°C.
This model is interchangeable with SKF bearings, making it a reliable choice for replacements. Ideal for high-speed applications like machine tool spindles or precision instruments where accuracy is key.
Weighing just 0.039kg, it’s lightweight yet robust for its size. Compliant with P4 (ABEC-7) tolerance standards for precise operation.
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Performance Features of 71905 CD/HCP4A Bearing
71905 CD/HCP4A Bearing is crafted with a 15° contact angle, ideal for precision angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation even at high speeds up to 70,000 rpm.
The phenolic cage in 71905 CD/HCP4A Bearing reduces friction, enhancing efficiency and durability.
With a dynamic radial load capacity of 1521 lbf, it handles demanding tasks reliably.
71905 CD/HCP4A Bearing operates in temperatures from -30° to 110°C, suitable for varied environments.
Its P4 tolerance class guarantees precision, making it a dependable choice for high-performance machinery.
Key Fields for 71905 CD/HCP4A Bearing
71905 CD/HCP4A Bearing is commonly 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, 71905 CD/HCP4A Bearing supports articulated arms, providing stability during repetitive movements. Its phenolic cage offers lightweight durability, which is crucial for energy-efficient automation systems.
For dental drills and other medical devices, 71905 CD/HCP4A Bearing’s P4 tolerance class guarantees consistent performance. The open design allows for easy lubrication, extending service life in sterile environments.
Where to Use 71905 CD/HCP4A Bearing
71905 CD/HCP4A Bearing fits well in 3D printers, where its low friction and high-speed capability enhance print quality. The compact 25 mm×42 mm×9 mm size suits space-constrained setups.
In electric vehicle motors, 71905 CD/HCP4A Bearing handles radial and axial loads efficiently. Its temperature range of -30° to 110 °C ensures reliability under varying operating conditions.
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