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The 71900 ACE/HCP4A is a super precision angular contact ball bearing with a 10mm bore and 22mm outer diameter, designed for high-speed applications. Its 25° contact angle efficiently handles combined radial and thrust loads up to 439 lbf.
Made from chrome steel rings and ceramic balls, it offers smooth operation at speeds up to 165,000 RPM. The phenolic cage reduces friction and wear, while the open design allows easy lubrication.
This bearing meets P4 tolerance standards (ABEC-7), ensuring exceptional accuracy. It’s ideal for precision machinery like spindles or dental tools where low vibration is crucial.
Weighing just 8 grams, it’s lightweight yet durable. Available as a matched set for paired mounting, it’s interchangeable with SKF bearings for easy replacement. Suitable for temperatures from -30°C to 110°C.
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Why Choose 71900 ACE/HCP4A Bearing for Precision Tasks?
71900 ACE/HCP4A Bearing features a 25° contact angle, ideal for high-precision angular contact applications.
The ceramic balls and chrome steel rings ensure smooth operation with minimal friction.
With a dynamic radial load capacity of 439 lbf, it handles demanding tasks efficiently.
Its P4 tolerance class guarantees exceptional accuracy for precision instruments.
The phenolic cage maintains ball alignment, reducing wear and extending service life.
Operating at speeds up to 165,000 rpm, it delivers reliable performance in high-speed applications.
71900 ACE/HCP4A Bearing is preloaded and matched, ensuring consistent performance.
Its compact size (10 mm×22 mm×6 mm) makes it suitable for space-constrained designs.
Common Applications of 71900 ACE/HCP4A Bearing
71900 ACE/HCP4A Bearing is widely used in high-speed machine tools, where its precision and ceramic balls reduce friction for smoother operation. The 25° contact angle makes it ideal for handling combined radial and axial loads.
In robotics, 71900 ACE/HCP4A Bearing ensures accurate movement in joints and arms, thanks to its P4 tolerance class. The phenolic cage also helps dampen vibrations during high-speed rotations.
For dental handpieces, 71900 ACE/HCP4A Bearing’s compact size and high-speed capability provide reliable performance. Its open design allows for easy lubrication, extending service life in demanding medical environments.
Where Is 71900 ACE/HCP4A Bearing Used?
You’ll often find 71900 ACE/HCP4A Bearing in CNC spindles, where its ABEC-7 precision ensures tight tolerances. The ceramic balls also handle heat well, maintaining performance during prolonged use.
In optical equipment, 71900 ACE/HCP4A Bearing’s low vibration is key for maintaining image clarity. Its lightweight design doesn’t compromise on durability, even in precision instruments.
Built for Heavy-Duty Use: 71900 ACE/HCP4A Bearing
71900 ACE/HCP4A Bearing handles tough conditions in aerospace actuators, where its matched arrangement ensures consistent load distribution. The chrome steel rings add extra strength for long-term reliability.
In packaging machinery, 71900 ACE/HCP4A Bearing’s high-speed capability keeps production lines running smoothly. The lubricated design reduces maintenance needs, saving downtime.
Light-Duty vs Heavy-Duty: Best Uses for 71900 ACE/HCP4A Bearing
For light-duty tasks like small electric motors, 71900 ACE/HCP4A Bearing offers quiet operation and efficiency. Its compact 10mm bore fits neatly into space-constrained designs.
In heavy-duty industrial pumps, 71900 ACE/HCP4A Bearing’s dynamic load rating ensures it can handle constant stress. The phenolic cage resists corrosion, even in wet environments.
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