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The 71904 CD/HCP4A is a super precision angular contact ball bearing with a compact size of 20mm by 37mm by 9mm, crafted from chrome steel and ceramic balls. It handles radial loads up to 1361 lbf and reaches speeds of 80,000 RPM, making it suitable for high-performance applications.
Its 15° contact angle and P4 tolerance class ensure smooth operation and precise alignment. The phenolic cage adds durability while keeping the weight light at just 0.033kg.
This open-design bearing comes pre-lubricated for easy use and performs reliably in temperatures from -30°C to 110°C. It’s interchangeable with SKF models, offering flexibility for replacements.
Ideal for precision machinery like spindles or dental equipment where accuracy and speed are key. The ceramic balls reduce friction, enhancing efficiency in demanding setups.
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Performance Features of 71904 CD/HCP4A Bearing
71904 CD/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing performance in high-speed operations.
The phenolic cage ensures smooth movement, even at speeds up to 80,000 rpm.
This combination of materials also helps maintain stability under dynamic radial loads of 1361 lbf.
With a tolerance class of P4 (ABEC-7), 71904 CD/HCP4A Bearing delivers consistent accuracy.
Its compact size of 20 mm×37 mm×9 mm makes it suitable for space-constrained installations.
The open design allows for easy lubrication, extending the bearing’s service life.
It operates efficiently within a temperature range of -30° to 110 °C, ensuring reliability in various conditions.
Essential Roles of 71904 CD/HCP4A Bearing
71904 CD/HCP4A Bearing is commonly used in high-speed machine spindles, where its 15° contact angle ensures smooth rotation under radial and axial loads. The ceramic balls reduce friction, making it ideal for precision applications like CNC machining.
In robotics, 71904 CD/HCP4A Bearing provides reliable performance in articulated arms, thanks to its phenolic cage and P4 tolerance class. Its compact size fits well in tight spaces without compromising on load capacity.
For medical imaging devices, 71904 CD/HCP4A Bearing’s chrome steel rings and ceramic balls offer durability and quiet operation. The open design allows for easy lubrication, extending its service life in critical equipment.
Where Is 71904 CD/HCP4A Bearing Used?
You’ll often find 71904 CD/HCP4A Bearing in dental drills, where its high-speed capability and precision are essential. The lubricated design ensures consistent performance even during prolonged use.
In aerospace applications, 71904 CD/HCP4A Bearing handles the demanding conditions of flight control systems. Its lightweight construction and high-speed rating make it a dependable choice for such critical roles.
Built for Heavy-Duty Use: 71904 CD/HCP4A Bearing
71904 CD/HCP4A Bearing excels in industrial pumps, where its dynamic radial load capacity handles constant stress. The phenolic cage resists wear, making it suitable for harsh environments.
For electric motors, 71904 CD/HCP4A Bearing’s ceramic balls reduce energy loss, improving efficiency. Its P4 tolerance class ensures minimal vibration, which is crucial for sensitive electronic components.
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