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The S71918 ACEGA/HCP4A is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from high-quality chrome steel. Its compact 18mm width and ceramic balls ensure smooth operation at high speeds.
With a 25° contact angle, it handles both radial and axial loads efficiently, supporting up to 6435 lbf dynamically. The sealed design and grease lubrication make it low-maintenance, while the phenolic cage adds durability.
This bearing is ideal for high-speed applications like machine tools or spindles, operating reliably between -30°C and 110°C. Its P4A tolerance class ensures exceptional precision.
Weighing 0.46kg, it’s lightweight yet robust. The bearing is interchangeable with SKF models and can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.
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Performance Features of S71918 ACEGA/HCP4A Bearing
S71918 ACEGA/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle provides excellent load distribution, making it ideal for angular contact applications.
The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 6435 lbf, it handles demanding conditions reliably.
S71918 ACEGA/HCP4A Bearing operates efficiently at speeds up to 15,000 rpm, balancing performance and longevity.
Its sealed design and grease lubrication minimise maintenance needs, even in harsh environments.
The P4A tolerance class ensures consistent precision, suitable for high-accuracy machinery.
Its universal matching capability allows flexible arrangement options, including back-to-back or tandem configurations.
Super Precision Angular Contact Ball Bearings S71918 ACEGA/HCP4A is commonly 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 automotive applications, S71918 ACEGA/HCP4A supports precision components like turbochargers and electric motor shafts, thanks to its 25° contact angle and extra-light preload. The metric dimensions make it a versatile fit for various vehicle designs.
For medical imaging devices, S71918 ACEGA/HCP4A’s chrome steel rings and ceramic balls provide smooth, quiet operation essential for accurate diagnostics. The P4A tolerance class ensures the reliability needed in sensitive medical environments.
In robotics and automation, S71918 ACEGA/HCP4A excels in articulated arms and CNC systems, where its high-speed capability and angular contact design enhance precision. The grease lubrication further extends service life in continuous operation.
For consumer electronics like high-end printers, S71918 ACEGA/HCP4A’s compact size and sealed construction prevent dust ingress, maintaining consistent performance. The ceramic balls also reduce noise, making it ideal for quiet household devices.
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