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The S71918 ACB/P4A is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from high-grade chrome steel. Its compact 18mm width makes it suitable for space-sensitive applications while handling radial loads up to 3780 lbf.
Designed with a 25° contact angle and sealed construction, it offers smooth operation at speeds up to 12,000 RPM. The phenolic cage ensures quiet performance and durability, even in demanding conditions.
This bearing comes preloaded and matched for precision alignment, ideal for high-accuracy machinery like CNC spindles or medical equipment. It operates reliably in temperatures from -30°C to 110°C.
Weighing 0.61kg, it’s a robust yet lightweight choice for applications requiring tight tolerances (P4/ABEC-7 class). Interchangeable with SKF bearings, it simplifies replacements.
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Performance Features of S71918 ACB/P4A Bearing
S71918 ACB/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.
With a dynamic radial load capacity of 3780 lbf, S71918 ACB/P4A Bearing handles demanding conditions reliably.
The P4 tolerance class (ABEC-7) guarantees high precision, making it suitable for critical applications.
S71918 ACB/P4A Bearing operates smoothly at speeds up to 12,000 rpm, balancing performance and longevity.
Its sealed design and lubrication reduce maintenance needs, ensuring consistent operation.
Key Fields for S71918 ACB/P4A Bearing
S71918 ACB/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate alignment under radial and axial loads. The sealed construction helps maintain lubrication, reducing maintenance needs in demanding industrial environments.
In automotive applications, S71918 ACB/P4A Bearing supports high-speed components like turbochargers and transmission systems. Its phenolic cage offers lightweight durability, ideal for reducing friction and heat buildup.
For robotics, S71918 ACB/P4A Bearing provides smooth motion control in articulated arms and precision actuators. The P4 tolerance class ensures consistent performance in automated systems requiring tight tolerances.
Medical imaging devices benefit from S71918 ACB/P4A Bearing’s reliable operation and low noise levels. The chrome steel construction ensures long service life in critical diagnostic equipment.
In aerospace applications, S71918 ACB/P4A Bearing handles high rotational speeds while maintaining stability. Its matched arrangement option allows for custom configurations in specialised machinery.
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