
The 71904 ACD/P4ADBC is a super precision angular contact ball bearing, measuring 20mm by 37mm by 18mm. Made from chrome steel, it’s designed for high-speed applications, handling radial loads up to 2106 lbf.
With a 25° contact angle and moderate preload, it offers smooth rotation at speeds up to 100,500 RPM. The open design and phenolic cage ensure durability and easy maintenance.
This matched set of two bearings (DB arrangement) is ideal for precision machinery like spindles or CNC tools. It operates reliably in temperatures from -30°C to 110°C.
Weighing just 0.07kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.
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Performance Features of 71904 ACD/P4ADBC Bearing
71904 ACD/P4ADBC Bearing is designed with a 25° contact angle, optimised for angular contact load applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage maintains alignment for smooth operation.
With a dynamic radial load capacity of 2106 lbf, it handles demanding conditions reliably.
The P4A tolerance class guarantees high precision, making it suitable for precision machinery.
Industrial Uses of 71904 ACD/P4ADBC Bearing
71904 ACD/P4ADBC Bearing is commonly used in high-speed machine tools, where its moderate preload ensures stability during precision operations. The matched pair design helps maintain alignment in spindle applications.
Where Is 71904 ACD/P4ADBC Bearing Used?
You’ll often find 71904 ACD/P4ADBC Bearing in robotics, particularly in articulated arms requiring smooth angular movement. Its phenolic cage reduces friction, making it ideal for repetitive tasks.
Built for Heavy-Duty Use: 71904 ACD/P4ADBC Bearing
71904 ACD/P4ADBC Bearing handles radial and axial loads well, perfect for industrial gearboxes. The chrome steel construction offers durability even in demanding environments.
Automotive vs Aerospace: Applications of 71904 ACD/P4ADBC Bearing
In automotive systems, 71904 ACD/P4ADBC Bearing supports components like turbochargers due to its high-speed capability. Aerospace applications benefit from its precision in control mechanisms.
Perfect Fit for Automation: 71904 ACD/P4ADBC Bearing
71904 ACD/P4ADBC Bearing works well in automated production lines, where consistent performance is key. The open design allows for easy lubrication, extending service life.
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