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The 71904 CE/HCPA9ADT is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, crafted from durable chrome steel. 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. The open design allows for easy lubrication and maintenance.
Its precision PA9A tolerance ensures smooth operation, ideal for high-speed applications. The matched arrangement with preload reduces vibration and enhances stability.
Suitable for use in spindle motors or precision machinery, it operates in temperatures from -30°C to 110°C. Weighing just 0.064kg, it’s lightweight yet robust for demanding tasks.
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How Does 71904 CE/HCPA9ADT Bearing Reduce Friction?
71904 CE/HCPA9ADT Bearing features ceramic balls and chrome steel rings, significantly reducing friction during operation.
Its 15° contact angle ensures smooth performance under angular loads, enhancing efficiency.
The phenolic cage maintains ball alignment, minimising wear and extending the bearing’s lifespan.
With a maximum speed of 100,000 rpm, it is ideal for high-speed applications requiring precision.
Industrial Uses of 71904 CE/HCPA9ADT Bearing
71904 CE/HCPA9ADT Bearing is commonly used in high-speed machine tools, where its angular contact design ensures precise radial and axial load handling. The ceramic balls reduce friction, making it suitable for applications demanding smooth operation.
In automotive systems, 71904 CE/HCPA9ADT Bearing supports components like electric motors and gearboxes, where its preload capability enhances stability. The phenolic cage adds durability, even under continuous use.
For automation equipment, 71904 CE/HCPA9ADT Bearing’s matched arrangement improves alignment in robotic arms and CNC machines. Its high-speed tolerance makes it a reliable choice for repetitive tasks.
Medical imaging devices benefit from 71904 CE/HCPA9ADT Bearing’s low friction and precision, ensuring accurate performance in scanners and diagnostic tools. The open design allows for easy lubrication maintenance.
In consumer electronics, 71904 CE/HCPA9ADT Bearing can be found in high-performance fans and printers, where its compact size and efficiency are key. The chrome steel rings provide long-lasting wear resistance.
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