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The 71903 CE/HCPA9ADGA is a super precision angular contact ball bearing with a compact size of 17mm by 30mm by 14mm, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 1244 lbf and spins smoothly at high speeds up to 80,000 RPM.
Its 15° contact angle and extra light preload ensure precise performance, while the phenolic cage offers quiet operation. The open design allows easy lubrication, making maintenance straightforward.
This bearing is part of a matched set of two, suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for high-speed applications like machine tool spindles or precision instruments.
Weighing just 0.028kg, it’s lightweight yet robust, with a temperature range of -30°C to 110°C. Compliant with PA9A tolerance class for exceptional accuracy.
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Performance Features of 71903 CE/HCPA9ADGA Bearing
71903 CE/HCPA9ADGA Bearing is crafted with chrome steel rings and ceramic balls, ensuring smooth operation under high-speed conditions.
Its 15° contact angle and universal matching design allow for versatile installation in various configurations.
The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 80,000 rpm, it excels in precision applications requiring high rotational accuracy.
71903 CE/HCPA9ADGA Bearing’s extra light preload ensures minimal resistance, improving efficiency.
Its dynamic radial load capacity of 1244 lbf makes it suitable for demanding angular contact tasks.
The open seal design allows for easy lubrication, maintaining performance in temperatures from -30°C to 110°C.
This bearing is ideal for applications where precision and reliability are key.
Key Fields for 71903 CE/HCPA9ADGA Bearing
71903 CE/HCPA9ADGA 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 suitable for applications demanding smooth operation.
In robotics, 71903 CE/HCPA9ADGA Bearing supports articulated arms, providing stability and low heat generation during repetitive movements. Its universal matching feature allows flexible installation in various configurations.
For dental drills, 71903 CE/HCPA9ADGA Bearing’s phenolic cage and lubricated design offer quiet performance essential for patient comfort. The extra light preload ensures consistent torque control during delicate procedures.
Automotive turbochargers benefit from 71903 CE/HCPA9ADGA Bearing’s ability to handle high RPMs and radial loads. The chrome steel rings and ceramic balls extend service life even under demanding conditions.
In optical equipment like lens positioning systems, 71903 CE/HCPA9ADGA Bearing’s PA9A tolerance class guarantees micron-level accuracy. The open seal design simplifies relubrication for maintenance-sensitive environments.
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