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The 71904 ACEGA/P4A is a super precision angular contact ball bearing, measuring 20mm by 37mm by 9mm, crafted from high-quality chrome steel. It features a 25° contact angle and is lubricated for smooth operation.
With a dynamic radial load capacity of 1053 lbf, it spins at speeds up to 75,000 RPM, making it suitable for high-performance applications. The phenolic cage ensures durability and reduces friction.
This open-design bearing is ideal for precision machinery like spindles or CNC tools, where accuracy is key. It operates efficiently in temperatures ranging from -30°C to 110°C.
Weighing just 0.036kg, it’s lightweight yet robust. The bearing is interchangeable with SKF models and comes in universal matching sets for versatile mounting options. Compliant with P4A tolerance standards for reliable performance.
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Why Choose 71904 ACEGA/P4A Bearing for Precision Tasks?
71904 ACEGA/P4A Bearing features a 25° contact angle, ideal for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 1053 lbf.
The phenolic cage maintains ball alignment, reducing friction and noise during high-speed rotation.
With a maximum speed of 75,000 rpm, it excels in demanding environments.
71904 ACEGA/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its extra light preload design enhances precision while minimising wear.
The open seal type allows for easy lubrication, ensuring consistent performance.
Its universal matching capability supports versatile configurations like back-to-back or face-to-face arrangements.
Key Fields for 71904 ACEGA/P4A Bearing
In machine tools, 71904 ACEGA/P4A Bearing excels with its high-speed capability and precision, ideal for spindle applications where accuracy is key. The 25° contact angle ensures stable performance under combined loads.
Where Is 71904 ACEGA/P4A Bearing Used?
You’ll often find 71904 ACEGA/P4A Bearing in robotics, particularly in articulated arms requiring smooth, low-friction movement. Its phenolic cage reduces weight while maintaining durability.
Optimized for Performance: 71904 ACEGA/P4A Bearing
For small electric motors, 71904 ACEGA/P4A Bearing offers reliable angular contact support, handling both radial and axial loads efficiently. The P4A tolerance class guarantees consistent operation.
Light-Duty vs Heavy-Duty: Best Uses for 71904 ACEGA/P4A Bearing
In light-duty applications like dental drills, 71904 ACEGA/P4A Bearing provides quiet, precise rotation. For heavier tasks, its chrome steel construction ensures long service life.
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