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The 71902 ACE/HCPA9ADGA is a super precision angular contact ball bearing with a compact size of 15mm by 28mm by 14mm, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 1112 lbf and spins at impressive speeds of up to 95,000 RPM.
Its 25° contact angle and extra-light preload ensure smooth operation, while the phenolic cage offers stability. The open design allows for easy lubrication, making maintenance straightforward.
This bearing is part of a matched set of two, suitable for universal arrangements like back-to-back or face-to-face mounting. Ideal for high-speed applications such as machine tool spindles or precision instruments.
Weighing just 0.026kg, it’s lightweight yet robust, with a temperature range of -30°C to 110°C. Compliant with PA9A tolerance class for high precision.
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Performance Features of 71902 ACE/HCPA9ADGA Bearing
71902 ACE/HCPA9ADGA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing speed capabilities up to 95,000 rpm.
The phenolic cage ensures smooth operation, even at high speeds, while maintaining stability.
Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.
With an extra light preload (Class A), 71902 ACE/HCPA9ADGA Bearing offers precision performance.
Its dynamic radial load capacity of 1112 lbf ensures reliability in demanding conditions.
The open design simplifies lubrication, extending service life without frequent maintenance.
Operating between -30°C to 110°C, it adapts well to varying environmental conditions.
Key Fields for 71902 ACE/HCPA9ADGA Bearing
71902 ACE/HCPA9ADGA Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 25° contact angle ensures stable performance under combined radial and axial loads.
In robotics, 71902 ACE/HCPA9ADGA Bearing provides precise motion control in articulated arms and joints. Its universal matching design allows flexible arrangements for different load requirements.
For dental handpieces, 71902 ACE/HCPA9ADGA Bearing’s extra light preload enables smooth rotation at ultra-high speeds. The chrome steel rings offer durability in sterilisation cycles.
Automotive turbochargers benefit from 71902 ACE/HCPA9ADGA Bearing’s ability to handle rapid acceleration. The PA9A tolerance class ensures consistent performance in demanding conditions.
In optical equipment, 71902 ACE/HCPA9ADGA Bearing maintains alignment accuracy during precision adjustments. The lubricated design reduces maintenance needs for long-term reliability.
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