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The 71905 CDGC/P4A is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 1521 lbf and operates smoothly at speeds up to 100,500 RPM.
With a 15° contact angle and moderate preload, it offers excellent stability for angular contact applications. The open design and phenolic cage ensure durability and easy maintenance.
This bearing is suitable for high-precision machinery like spindles or CNC tools, where accuracy is crucial. It works well in temperatures from -30°C to 110°C and comes pre-lubricated for immediate use.
Weighing just 0.042kg, it’s lightweight yet robust. It’s interchangeable with SKF bearings and can be paired in back-to-back, face-to-face, or tandem arrangements for versatile setups.
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Performance Features of 71905 CDGC/P4A Bearing
71905 CDGC/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.
With a dynamic radial load capacity of 1521 lbf, it handles demanding conditions efficiently.
The P4A tolerance class guarantees high precision, making it suitable for critical tasks.
How Does 71905 CDGC/P4A Bearing Achieve High-Speed Performance?
71905 CDGC/P4A Bearing supports speeds up to 100,500 rpm, thanks to its precision-engineered design.
The phenolic cage maintains ball alignment, ensuring smooth operation even at high speeds.
Its moderate preload (Class C) enhances stability, reducing vibration during use.
The open seal type allows for easy lubrication, further boosting performance.
Engineered for Precision: 71905 CDGC/P4A Bearing
71905 CDGC/P4A Bearing’s P4A tolerance class ensures exceptional accuracy for precision applications.
The 18 chrome steel balls, each 4.762 mm in diameter, provide balanced load distribution.
Its universal matching capability allows flexible arrangements like back-to-back or face-to-face.
With a temperature range of -30°C to 110°C, it performs reliably in varied conditions.
Steel vs Ceramic Bearings: Strengths of 71905 CDGC/P4A Bearing
71905 CDGC/P4A Bearing uses chrome steel for rings and balls, offering a cost-effective yet durable solution.
The phenolic cage reduces weight and friction, enhancing efficiency compared to metal cages.
Its high-speed capability (100,500 rpm) rivals ceramic bearings in performance.
The open design simplifies maintenance, making it a practical choice for many applications.
Common Applications of 71905 CDGC/P4A Bearing
71905 CDGC/P4A Bearing is widely used in high-speed machine tools, where its precision and moderate preload ensure smooth operation. The open design and phenolic cage make it suitable for applications requiring minimal friction.
In automotive systems, 71905 CDGC/P4A Bearing supports components like electric motors and transmissions, thanks to its angular contact design. Its metric sizing and compatibility with SKF bearings make it a versatile choice for various vehicle models.
For robotics, 71905 CDGC/P4A Bearing excels in mechanical arms and automated systems, where its high-speed capability is crucial. The chrome steel construction ensures durability even in demanding environments.
Medical devices like dental drills benefit from 71905 CDGC/P4A Bearing’s precision and reliability. The P4A tolerance class guarantees consistent performance in critical applications.
In consumer electronics, 71905 CDGC/P4A Bearing is found in high-performance fans and small motors. Its lightweight design and high-speed capacity make it ideal for compact, energy-efficient devices.
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