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The 71918 CD/P4ADBC is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 17122 lbf and operates smoothly at speeds up to 15000 RPM.
Its 15° contact angle and matched arrangement of two bearings provide excellent stability under angular loads. The phenolic cage ensures quiet, long-lasting performance, while the open design allows for easy lubrication.
This bearing is ideal for high-precision applications like machine tool spindles or robotics, where accuracy and speed are crucial. It works well in temperatures ranging from -30°C to 110°C.
Weighing 1.1kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings, making it a reliable choice for replacements.
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Performance Features of 71918 CD/P4ADBC Bearing
71918 CD/P4ADBC Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and heat generation.
The bearing’s dynamic radial load capacity of 17122 lbf makes it suitable for high-performance machinery.
With a maximum speed of 15,000 rpm, it maintains precision even under demanding conditions.
71918 CD/P4ADBC Bearing comes preloaded for moderate stiffness, enhancing stability in matched arrangements.
Its P4A tolerance class guarantees exceptional accuracy for precision engineering tasks.
The open design allows for easy lubrication, ensuring smooth operation throughout its service life.
Weighing just 1.1 kg, it offers a balance of strength and lightweight construction.
Essential Roles of 71918 CD/P4ADBC Bearing
71918 CD/P4ADBC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload and P4A tolerance class make it suitable for applications demanding tight control.
In aerospace components, 71918 CD/P4ADBC Bearing supports systems like turbine shafts, handling both radial and axial loads efficiently. Its chrome steel construction offers durability in demanding flight conditions.
For robotics, 71918 CD/P4ADBC Bearing provides smooth motion in articulated arms, thanks to its matched DB arrangement. The phenolic cage reduces friction, enhancing performance in repetitive tasks.
Medical imaging devices benefit from 71918 CD/P4ADBC Bearing’s precision, ensuring stable operation in scanners and diagnostic equipment. The lubricated design minimises maintenance needs in sterile environments.
In automotive testing rigs, 71918 CD/P4ADBC Bearing’s high-speed capability and load capacity make it reliable for performance measurement systems. The metric sizing ensures compatibility with European engineering standards.
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