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The 71900 ACDGA/HCP4A is a super precision angular contact ball bearing with a compact size of 10mm by 22mm by 6mm. Made from chrome steel and ceramic balls, it offers smooth operation and durability.
With a 25° contact angle, it handles radial loads up to 544 lbf and spins at speeds up to 165,000 RPM. The phenolic cage ensures quiet performance and long service life.
Its open design allows easy lubrication, while the P4A tolerance class guarantees high precision. The bearing works in temperatures from -30°C to 110°C.
Ideal for high-speed applications like spindles or small machinery, it can be matched in sets for back-to-back, face-to-face, or tandem arrangements. Weighing just 9 grams, it’s lightweight yet robust.
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How Does 71900 ACDGA/HCP4A Bearing Achieve Super Precision?
71900 ACDGA/HCP4A Bearing features a 25° contact angle, ensuring high precision in angular contact applications.
Its ceramic balls and chrome steel rings reduce friction, enhancing performance at speeds up to 165,000 rpm.
The phenolic cage maintains ball alignment, contributing to smooth operation and extended lifespan.
With a P4A tolerance class, it meets stringent precision requirements for demanding tasks.
Common Applications of 71900 ACDGA/HCP4A Bearing
71900 ACDGA/HCP4A Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance class ensures exceptional precision for demanding industrial tasks.
In robotics, 71900 ACDGA/HCP4A Bearing excels in articulated arms, providing smooth motion control thanks to its 25° contact angle. Its lightweight design is ideal for applications where speed and accuracy are critical.
For medical imaging devices, 71900 ACDGA/HCP4A Bearing’s chrome steel rings offer durability, while the ceramic balls minimise electrical interference. This makes it a reliable choice for sensitive diagnostic equipment.
Where Is 71900 ACDGA/HCP4A Bearing Used?
You’ll often find 71900 ACDGA/HCP4A Bearing in precision spindles, where its extra-light preload enhances performance. The open design allows for easy lubrication, extending service life in continuous operations.
In aerospace applications, 71900 ACDGA/HCP4A Bearing handles high radial loads with ease, making it suitable for avionics systems. Its temperature range of -30°C to 110°C ensures reliability in varying conditions.
Built for Versatility: 71900 ACDGA/HCP4A Bearing
71900 ACDGA/HCP4A Bearing works well in 3D printers, where its low friction and high-speed capabilities improve print quality. The phenolic cage also reduces vibration, ensuring smoother operation.
For small electric motors, 71900 ACDGA/HCP4A Bearing’s compact size and ceramic balls enhance efficiency. Its universal matching feature allows for flexible configurations in tight spaces.
Light-Duty vs Heavy-Duty: Best Uses for 71900 ACDGA/HCP4A Bearing
In light-duty applications like dental drills, 71900 ACDGA/HCP4A Bearing’s precision and speed are key advantages. The ceramic balls provide quiet operation, essential for medical environments.
For heavier tasks such as CNC machining, 71900 ACDGA/HCP4A Bearing’s dynamic radial load capacity ensures stability. Its phenolic cage withstands high temperatures, making it durable under stress.
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