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The 71918 ACD/P4ADGA is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a universal matching set of two bearings.
This model handles radial loads up to 16380 lbf and operates smoothly at speeds up to 15000 RPM. Its phenolic cage ensures durability and reduces friction during high-speed rotations.
The open design allows for easy lubrication, while the extra light preload (Class A) ensures precise performance. It works well in temperatures ranging from -30°C to 110°C.
Ideal for applications requiring high precision, such as machine tool spindles or high-speed motors. The universal matching design allows flexible arrangements (back-to-back, face-to-face, or tandem). Weighing 1.1kg, it’s a robust yet manageable choice for demanding setups.
Compatible with SKF bearings, making replacements straightforward. Its P4A tolerance class guarantees exceptional accuracy for critical operations.
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Performance Features of 71918 ACD/P4ADGA Bearing
71918 ACD/P4ADGA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 16380 lbf.
The phenolic cage maintains ball alignment, ensuring smooth operation at speeds up to 15,000 rpm.
Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.
With a P4A tolerance class, 71918 ACD/P4ADGA Bearing delivers high precision in demanding environments.
Its extra light preload reduces friction, extending service life while maintaining performance.
The open design simplifies lubrication, ensuring consistent performance across a -30°C to 110°C range.
Weighing just 1.1 kg, it balances strength and efficiency in compact applications.
Precision Applications of 71918 ACD/P4ADGA Bearing
71918 ACD/P4ADGA Bearing is widely used in high-speed machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The universal matching design allows flexible arrangements, making it suitable for complex spindle configurations.
Industrial Uses of 71918 ACD/P4ADGA Bearing
In robotics, 71918 ACD/P4ADGA Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage and P4A tolerance class. The extra-light preload also minimises friction during rapid directional changes.
Why Is 71918 ACD/P4ADGA Bearing Essential in Aerospace?
71918 ACD/P4ADGA Bearing supports critical aircraft components like landing gear systems, where its chrome steel construction withstands heavy loads. The tandem arrangement option further enhances stability in high-vibration environments.
Optimised for Performance: 71918 ACD/P4ADGA Bearing
For medical imaging devices, 71918 ACD/P4ADGA Bearing offers quiet operation and precise positioning due to its superior ball geometry. The lubricated design ensures long service life even in continuous-use scenarios.
Automotive vs Industrial: Where 71918 ACD/P4ADGA Bearing Excels
In automotive transmissions, 71918 ACD/P4ADGA Bearing handles combined loads efficiently, while its metric sizing simplifies integration. The 15,000 rpm rating makes it equally reliable for industrial pump applications.
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