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The S71905 ACE/HCP4A is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, measuring just 9mm wide. Made from chrome steel and ceramic balls, it offers smooth operation and durability.
With a 25° contact angle, it handles both radial and thrust loads efficiently, supporting up to 1141 lbf dynamically. Its sealed design keeps lubrication in and contaminants out, ideal for high-speed applications up to 52,000 RPM.
The phenolic cage ensures quiet performance, while the P4 tolerance class guarantees precision. Suitable for machine tools or high-speed spindles where accuracy is key.
Weighing only 0.038kg, it’s lightweight yet robust. Preload and matched arrangements are available for tailored setups. Works in temperatures from -30°C to 110°C.
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Why Choose S71905 ACE/HCP4A Bearing for Precision Tasks?
S71905 ACE/HCP4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its ceramic balls and chrome steel rings ensure low friction and high-speed performance up to 52,000 rpm.
The phenolic cage maintains ball alignment, reducing wear and enhancing durability.
With a P4 tolerance class, it delivers exceptional accuracy for demanding applications.
Preload options and matched arrangements further optimise performance in complex setups.
Sealed design keeps lubrication intact, minimising maintenance needs.
Common Applications of S71905 ACE/HCP4A Bearing
S71905 ACE/HCP4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.
In robotics, S71905 ACE/HCP4A Bearing supports articulated arms, providing stability and durability in repetitive movements. Its sealed design keeps contaminants out, extending service life in dusty environments.
For dental drills, S71905 ACE/HCP4A Bearing’s phenolic cage and ceramic balls offer quiet, vibration-free performance. The P4 tolerance class ensures the precision needed for delicate medical procedures.
Where Is S71905 ACE/HCP4A Bearing Used?
S71905 ACE/HCP4A Bearing is commonly found in CNC machining centers, where its high-speed capability and low heat generation are crucial. The matched arrangement option allows for custom preload settings to suit specific needs.
In optical equipment, S71905 ACE/HCP4A Bearing’s minimal vibration ensures clear imaging. The chrome steel rings and ceramic balls provide long-lasting performance in precision instruments.
Built for Heavy-Duty Use: S71905 ACE/HCP4A Bearing
S71905 ACE/HCP4A Bearing excels in industrial pumps, handling both radial and axial loads with ease. Its lubricated design ensures consistent performance even under continuous operation.
For electric motors, S71905 ACE/HCP4A Bearing’s low friction and high-speed rating improve efficiency. The sealed construction protects against moisture and dust, making it reliable in harsh conditions.
Automotive vs Aerospace: Applications of S71905 ACE/HCP4A Bearing
In automotive applications, S71905 ACE/HCP4A Bearing is used in turbochargers, where its high-speed capability and durability are essential. The angular contact design handles both radial and thrust loads effectively.
For aerospace components, S71905 ACE/HCP4A Bearing’s lightweight construction and precision tolerances meet stringent industry standards. The ceramic balls reduce weight while maintaining strength in critical flight systems.
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