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The S71905 ACDGB/P4A is a super precision angular contact ball bearing, measuring 25mm by 42mm by 9mm. Made from chrome steel, it handles radial loads up to 1433 lbf and spins at speeds up to 83,000 RPM.
Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures smooth operation. The 25° contact angle makes it ideal for combined radial and axial loads.
This bearing comes in matched sets of three, allowing for back-to-back, face-to-face, or tandem arrangements. It’s interchangeable with SKF bearings for easy replacement.
Perfect for high-speed applications like machine tool spindles or precision instruments, it operates in temperatures from -30°C to 110°C. Weighing just 0.043kg, it’s lightweight yet durable.
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Performance Features of S71905 ACDGB/P4A Bearing
S71905 ACDGB/P4A Bearing is crafted with chrome steel rings and balls, ensuring high precision and durability.
Its 25° contact angle allows for efficient handling of combined radial and axial loads.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 83,000 rpm, it is ideal for high-speed applications.
How Is S71905 ACDGB/P4A Bearing Engineered for Reliability?
S71905 ACDGB/P4A Bearing features a sealed design, protecting it from contaminants and extending its lifespan.
The light preload (Class B) ensures smooth operation and reduces vibration.
Its dynamic radial load capacity of 1433 lbf makes it suitable for demanding tasks.
The P4A tolerance class guarantees exceptional precision and reliability.
Optimized for Efficiency: S71905 ACDGB/P4A Bearing
S71905 ACDGB/P4A Bearing’s grease lubrication ensures consistent performance with minimal maintenance.
The matched arrangement option allows for back-to-back, face-to-face, or tandem configurations.
With 18 balls of 4.762 mm diameter, it provides balanced load distribution.
Its compact size (25 mm×42 mm×9 mm) makes it perfect for space-constrained applications.
Super Precision Angular Contact Ball Bearings S71905 ACDGB/P4A are commonly used in high-speed machine tools, where their 25° contact angle ensures accurate spindle rotation. The sealed design keeps contaminants out, extending service life in demanding workshop conditions.
In robotics, S71905 ACDGB/P4A Bearings provide smooth motion control for articulated arms, thanks to their matched arrangement and light preload. Their compact 25 mm×42 mm×9 mm size fits neatly into tight robotic joint spaces.
For medical imaging devices like CT scanners, these bearings’ P4A tolerance class delivers the quiet, vibration-free operation needed for precise diagnostics. The phenolic cage material helps maintain stability during rapid starts and stops.
Automotive electric power steering systems benefit from S71905 ACDGB/P4A Bearings’ ability to handle combined radial and thrust loads. Their grease lubrication performs reliably across the -30°C to 110°C temperature range found in engine compartments.
In 3D printing equipment, these bearings support the high-speed linear motion required for detailed prints. The 18-ball design distributes loads evenly, preventing wear during continuous bidirectional movement.
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