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The 71904 CD/P4A is a super precision angular contact ball bearing, measuring 20mm by 37mm by 9mm, crafted from high-grade chrome steel. It supports dynamic radial loads up to 1361 lbf and operates smoothly at speeds up to 67,000 RPM.
With a 15° contact angle and phenolic cage, it offers excellent stability and low friction. The open design allows for easy lubrication, ensuring long service life.
This bearing meets P4 tolerance standards (ABEC-7), making it ideal for high-precision applications. It’s commonly used in machine tools, spindles, or other equipment requiring accurate rotation.
Weighing just 0.035kg, it’s lightweight yet robust. Compatible with SKF bearings, it’s a reliable choice for replacements or upgrades. Suitable for temperatures from -30°C to 110°C.
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Why Choose 71904 CD/P4A Bearing for Precision Tasks?
71904 CD/P4A Bearing features a 15° 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 1361 lbf.
The phenolic cage maintains ball alignment, reducing friction and noise during high-speed rotation.
With a maximum speed of 67,000 rpm, it delivers reliable performance in demanding conditions.
71904 CD/P4A Bearing’s P4 tolerance class guarantees exceptional accuracy for precision instruments.
Its compact size (20 mm×37 mm×9 mm) makes it suitable for space-constrained applications.
Industrial Uses of 71904 CD/P4A Bearing
The 71904 CD/P4A Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures accurate rotation. Its open seal type allows for efficient lubrication, making it suitable for continuous operation.
In automotive applications, 71904 CD/P4A Bearing supports components like turbochargers and transmission systems, where its 15° contact angle handles combined loads effectively. The phenolic cage material reduces friction, enhancing performance in demanding conditions.
For automation equipment, 71904 CD/P4A Bearing is ideal for robotic arms and CNC machines, thanks to its P4 tolerance class. The chrome steel construction provides durability, ensuring long service life even in high-speed scenarios.
Where Is 71904 CD/P4A Bearing Used?
You’ll often find 71904 CD/P4A Bearing in medical imaging devices, where its precision is crucial for clear scans. The lubricated design ensures smooth operation, reducing maintenance needs.
In consumer electronics, 71904 CD/P4A Bearing is used in high-end printers and scanners, where its compact size and reliability are key. The dynamic radial load capacity makes it a dependable choice for these applications.
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