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The 71818 ACDGC/P4 is a super precision angular contact ball bearing with a 90mm bore and 115mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 4568 lbf and operates smoothly at speeds up to 15000 RPM.
With a 25° contact angle and moderate preload, it offers excellent stability for angular contact applications. The phenolic cage ensures durability while keeping the bearing lightweight at just 0.28kg.
This open-design bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. It’s interchangeable with SKF bearings, making it a versatile choice for replacements.
Ideal for high-precision machinery like spindles or CNC equipment, where accuracy and speed are crucial. The bearing can be paired in back-to-back, face-to-face, or tandem arrangements for flexible use.
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Performance Features of 71818 ACDGC/P4 Bearing
71818 ACDGC/P4 Bearing features a 25° contact angle, optimised for handling combined radial and axial loads.
Its chrome steel construction ensures durability, while the phenolic cage enhances stability at high speeds.
With a dynamic radial load capacity of 4568 lbf, it performs reliably in demanding applications.
The P4 tolerance class guarantees precision, making it suitable for high-speed operations up to 15,000 rpm.
How Does 71818 ACDGC/P4 Bearing Achieve High Precision?
71818 ACDGC/P4 Bearing’s tight bore and outer diameter tolerances (-0.004mm to 0) ensure consistent performance.
The 31 chrome steel balls, each 7.144 mm in diameter, contribute to smooth operation and reduced vibration.
Its moderate preload (Class C) enhances rigidity without compromising speed or efficiency.
The open design allows for easy lubrication, maintaining optimal performance in temperatures from -30°C to 110°C.
Engineered for Precision: 71818 ACDGC/P4 Bearing
71818 ACDGC/P4 Bearing is designed for applications requiring high accuracy and speed.
Its chrome steel rings and balls resist wear, while the phenolic cage minimises friction at up to 15,000 rpm.
The bearing’s universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.
With a static radial load capacity of 5625 lbf, it delivers reliable performance under heavy loads.
Key Fields for 71818 ACDGC/P4 Bearing
71818 ACDGC/P4 Bearing is commonly used in high-precision machine tools, where its moderate preload and P4 tolerance ensure accurate spindle performance. The 25° contact angle makes it suitable for handling combined radial and axial loads smoothly.
In automotive applications, 71818 ACDGC/P4 Bearing fits well in electric motor systems, supporting efficient power transmission. Its chrome steel construction offers durability under high-speed conditions, often seen in hybrid vehicle drivetrains.
For robotics, 71818 ACDGC/P4 Bearing provides reliable motion control in articulated arms, thanks to its phenolic cage reducing friction. The open design allows for easy lubrication, extending service life in continuous operation.
Medical imaging devices benefit from 71818 ACDGC/P4 Bearing’s precision, ensuring quiet and vibration-free rotation. The metric dimensions make it compatible with European-designed equipment, simplifying maintenance.
In industrial pumps, 71818 ACDGC/P4 Bearing handles angular loads effectively, withstanding moderate preload demands. Its temperature range suits both indoor and outdoor applications, from chemical processing to water treatment.
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