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The S71904 ACEGA/HCP4A is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, measuring just 9mm wide. Made from chrome steel and ceramic balls, it offers smooth operation and durability.
It handles radial loads up to 1053 lbf and spins at speeds up to 75,000 RPM, thanks to its phenolic cage and grease lubrication. The sealed design keeps contaminants out, ensuring reliable performance.
With a 25° contact angle and P4A tolerance class, it provides excellent precision for high-speed applications. The bearing can be used in back-to-back, face-to-face, or tandem arrangements for added versatility.
Ideal for CNC spindles or high-speed machinery, it operates in temperatures from -30°C to 110°C. Weighing only 0.031kg, it’s lightweight yet robust for demanding tasks.
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Performance Features of S71904 ACEGA/HCP4A Bearing
S71904 ACEGA/HCP4A Bearing features a 25° contact angle, optimised for precision angular contact applications.
The ceramic balls and chrome steel rings ensure smooth operation with minimal friction.
With a dynamic radial load capacity of 1053 lbf, it handles demanding tasks efficiently.
The phenolic cage maintains ball alignment, enhancing durability and reducing wear.
S71904 ACEGA/HCP4A Bearing operates at speeds up to 75,000 rpm, making it suitable for high-performance machinery.
Its sealed design and grease lubrication reduce maintenance needs while ensuring consistent performance.
The temperature range of -30°C to 110°C allows reliable use in various environments.
Its P4A tolerance class ensures high precision and consistent operation.
Common Applications of S71904 ACEGA/HCP4A Bearing
S71904 ACEGA/HCP4A Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design keeps contaminants out, ensuring long-lasting performance in demanding industrial settings.
In robotics, S71904 ACEGA/HCP4A Bearing provides smooth motion control for precision arms and joints, thanks to its extra-light preload and 25° contact angle. Its compact size makes it ideal for space-constrained automated systems.
For medical imaging devices, S71904 ACEGA/HCP4A Bearing’s P4A tolerance class ensures the accuracy needed for sensitive diagnostic equipment. The grease lubrication and temperature range suit it for continuous operation in clinical environments.
In aerospace applications, S71904 ACEGA/HCP4A Bearing handles both radial and axial loads in avionics and control systems. Its lightweight construction and high-speed capability make it a reliable choice for flight-critical components.
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