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The 71905 FE/HCPA9ADT is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 1917 lbf and spins smoothly at speeds up to 83,000 RPM.
Its 18° contact angle and matched pair design (2 bearings) provide excellent stability for angular loads, while the phenolic cage ensures quiet operation. The open seal allows for easy lubrication and maintenance.
This bearing is ideal for high-speed applications like machine tool spindles or precision instruments. Its lightweight design (0.072kg) and PA9A tolerance class ensure reliable performance in temperatures from -30°C to 110°C.
Interchangeable with SKF bearings, it’s a practical choice for replacements or upgrades. The preload option adds versatility for fine-tuning performance in demanding setups.
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Performance Features of 71905 FE/HCPA9ADT Bearing
71905 FE/HCPA9ADT Bearing is designed with a precise 18° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls reduce friction, enhancing performance at high speeds.
With a dynamic radial load capacity of 1917 lbf, it handles demanding tasks reliably.
The phenolic cage ensures smooth operation, even at speeds up to 83,000 rpm.
Its matched arrangement of two bearings provides stability in precision applications.
The open design allows for easy lubrication, maintaining efficiency over time.
71905 FE/HCPA9ADT Bearing operates smoothly in temperatures from -30°C to 110°C.
Its lightweight construction at 0.072 kg makes it suitable for compact machinery.
Industrial Uses of 71905 FE/HCPA9ADT Bearing
71905 FE/HCPA9ADT Bearing is commonly used in high-speed machine tools, where its angular contact design ensures precise alignment under radial and axial loads. The ceramic balls reduce friction, making it ideal for applications requiring smooth operation.
In automotive systems, 71905 FE/HCPA9ADT Bearing supports components like electric motors and gearboxes, where its phenolic cage provides durability and heat resistance. The matched arrangement also enhances stability in high-performance vehicles.
For medical imaging devices, 71905 FE/HCPA9ADT Bearing’s precision and low friction contribute to accurate and quiet operation. The chrome steel rings ensure long-lasting performance in critical healthcare equipment.
Automation and robotics benefit from 71905 FE/HCPA9ADT Bearing’s ability to handle high speeds and dynamic loads. Its open design allows for easy lubrication, extending service life in robotic arms and CNC machines.
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