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The 71903 ACEGA/HCP4A is a super precision angular contact ball bearing with a compact size of 17mm by 30mm by 7mm, made from high-quality chrome steel and ceramic balls. It handles radial loads up to 718 lbf and reaches speeds of 121,000 RPM, making it suitable for high-performance applications.
Its 25° contact angle and extra light preload ensure smooth operation with minimal friction. The phenolic cage adds durability while keeping the weight low at just 0.014kg.
This open-design bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. It’s interchangeable with SKF bearings and comes in universal matching sets for flexible arrangements.
Ideal for precision machinery like spindles or dental tools where accuracy and speed are crucial. The P4A tolerance class guarantees reliable performance in demanding conditions.
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Performance Features of 71903 ACEGA/HCP4A Bearing
71903 ACEGA/HCP4A 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 efficiency and speed capabilities.
The phenolic cage in 71903 ACEGA/HCP4A Bearing ensures smooth operation, even at high speeds up to 121,000 rpm.
With a dynamic radial load capacity of 718 lbf, it handles demanding conditions reliably.
71903 ACEGA/HCP4A Bearing operates effectively in temperatures ranging from -30°C to 110°C.
Its precision P4A tolerance class guarantees consistent performance in high-accuracy applications.
The lightweight design of 71903 ACEGA/HCP4A Bearing, at just 0.014 kg, reduces overall system weight.
Its universal matching capability allows flexible arrangement options for various configurations.
Common Applications of 71903 ACEGA/HCP4A Bearing
71903 ACEGA/HCP4A Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction for smoother operation. The extra light preload ensures minimal vibration, ideal for precision machining.
In robotics, 71903 ACEGA/HCP4A Bearing supports articulated arms, providing stability during rapid movements. Its angular contact design handles combined loads efficiently, making it a reliable choice for automated systems.
For dental drills, 71903 ACEGA/HCP4A Bearing’s high-speed capability and low heat generation are crucial. The P4A tolerance class ensures consistent performance, even in demanding medical applications.
Where Is 71903 ACEGA/HCP4A Bearing Used?
You’ll often find 71903 ACEGA/HCP4A Bearing in CNC spindles, where its 121,000 rpm max speed keeps operations running smoothly. The chrome steel rings add durability, while the ceramic balls reduce wear.
In optical equipment, 71903 ACEGA/HCP4A Bearing’s precision helps maintain alignment for clear imaging. Its lightweight design and low friction make it perfect for sensitive instruments.
Built for Heavy-Duty Use: 71903 ACEGA/HCP4A Bearing
71903 ACEGA/HCP4A Bearing handles tough conditions in aerospace actuators, thanks to its high dynamic load capacity. The open seal design allows for easy lubrication, extending service life.
In electric motors, 71903 ACEGA/HCP4A Bearing’s low friction reduces energy loss, improving efficiency. The 25° contact angle ensures optimal load distribution, even at high speeds.
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