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The S71904 ACD/P4A is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, crafted from high-quality chrome steel. Its compact 9mm width makes it suitable for tight spaces, while the sealed design keeps lubrication in and contaminants out.
With a 25° contact angle, it handles both radial and axial loads efficiently, supporting up to 1287 lbf dynamically. It spins smoothly at speeds up to 40,000 RPM, ideal for high-performance applications.
The phenolic cage ensures quiet operation and durability, while the P4 tolerance class guarantees exceptional precision. Preload availability allows for fine-tuning to suit specific needs.
Perfect for precision machinery like spindles or CNC equipment, this bearing operates reliably between -30°C and 110°C. Weighing just 0.037kg, it’s lightweight yet robust for its size.
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Why Choose S71904 ACD/P4A Bearing for Precision Tasks?
S71904 ACD/P4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its P4 tolerance class ensures minimal deviation, making it suitable for applications requiring exacting standards.
The chrome steel rings and balls provide durability, while the phenolic cage reduces friction and wear.
With a maximum speed of 40,000 rpm, it delivers reliable performance in high-speed scenarios.
Sealed design keeps contaminants out, maintaining smooth operation over time.
Its compact size (20 mm×37 mm×9 mm) allows for easy integration into precision machinery.
The dynamic radial load capacity of 1287 lbf ensures stability under demanding conditions.
Preload availability further enhances its precision and reduces vibration during operation.
How Does S71904 ACD/P4A Bearing Improve Performance?
S71904 ACD/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The sealed construction helps maintain lubrication, reducing maintenance needs in demanding environments.
In robotics, S71904 ACD/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage and chrome steel components. Its compact size makes it ideal for space-constrained applications without sacrificing performance.
For medical imaging devices, S71904 ACD/P4A Bearing offers reliable operation with minimal vibration, crucial for maintaining image clarity. The P4 tolerance class ensures consistent performance even under tight precision requirements.
Automotive vs Aerospace: Applications of S71904 ACD/P4A Bearing
In automotive systems, S71904 ACD/P4A Bearing supports components like turbochargers, where high-speed rotation is essential. Its angular contact design handles both radial and axial loads efficiently.
Aerospace applications benefit from S71904 ACD/P4A Bearing’s lightweight construction and ability to withstand extreme operating conditions. The phenolic cage provides durability while reducing overall weight, a critical factor in aircraft components.
Built for Heavy-Duty Use: S71904 ACD/P4A Bearing
Industrial pumps and compressors often rely on S71904 ACD/P4A Bearing for its ability to handle continuous operation under heavy loads. The chrome steel rings and balls ensure long service life even in harsh conditions.
For automation equipment, S71904 ACD/P4A Bearing’s preload availability allows for precise positioning in CNC machines. Its high-speed capability makes it suitable for applications requiring rapid, repeatable movements.
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