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The 719/8 ACE/P4A is a super precision angular contact ball bearing, measuring 8mm by 19mm by 6mm. Made from chrome steel, it’s designed for high-speed applications with a 25° contact angle.
It handles radial loads up to 378 lbf and spins smoothly at speeds up to 165,000 RPM. The open design allows easy lubrication, while the phenolic cage ensures quiet operation.
This bearing is available with preload and matched arrangements for better performance. Its P4 tolerance class (ABEC-7) ensures high precision in demanding applications.
Ideal for use in machine tools or high-speed spindles where accuracy is crucial. Weighing just 7 grams, it’s lightweight yet durable for its size. Works well in temperatures from -30°C to 110°C.
Interchangeable with SKF bearings, making it a reliable choice for replacements. Suitable for applications requiring both radial and axial load handling.
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Why Choose 719/8 ACE/P4A Bearing for Precision Tasks?
719/8 ACE/P4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel construction ensures durability and smooth operation in high-speed applications.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 165,000 rpm, it excels in demanding environments.
719/8 ACE/P4A Bearing’s P4 tolerance class guarantees consistent accuracy for precision instruments.
Its open design allows for easy lubrication, ensuring long-term reliability.
Common Applications of 719/8 ACE/P4A Bearing
719/8 ACE/P4A Bearing is widely used in precision machine tools, where its angular contact design ensures accurate spindle rotation. The P4 tolerance class makes it suitable for high-speed operations requiring minimal vibration.
In robotics, 719/8 ACE/P4A Bearing supports articulated arms, providing smooth movement and long service life. Its phenolic cage reduces friction, making it ideal for repetitive motions in automated systems.
For dental handpieces, 719/8 ACE/P4A Bearing offers reliable performance due to its chrome steel construction. The small size and high-speed capability make it a good fit for compact medical devices.
Where Is 719/8 ACE/P4A Bearing Used?
You’ll often find 719/8 ACE/P4A Bearing in optical equipment, where its precision helps maintain alignment. The open design allows for easy lubrication, extending its lifespan in delicate instruments.
In small electric motors, 719/8 ACE/P4A Bearing handles radial and axial loads efficiently. Its lightweight design and high-speed rating make it a popular choice for compact applications.
Built for Versatility: 719/8 ACE/P4A Bearing
719/8 ACE/P4A Bearing works well in 3D printers, ensuring precise movement of print heads. The 25° contact angle provides stability during rapid directional changes.
For laboratory centrifuges, 719/8 ACE/P4A Bearing delivers consistent performance at high speeds. The phenolic cage material resists wear, even under continuous use.
Light-Duty vs Heavy-Duty: Best Uses for 719/8 ACE/P4A Bearing
In light-duty applications like camera lenses, 719/8 ACE/P4A Bearing offers smooth rotation with minimal noise. Its small footprint fits well in compact designs.
For heavier tasks in CNC machines, 719/8 ACE/P4A Bearing maintains precision under load. The matched arrangement option allows for customised setups in demanding environments.
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