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The 719/4AC is a compact angular contact ball bearing, measuring just 4mm by 11mm by 4mm. It features a 25° contact angle and comes in sealed or open options for flexibility.
Made from steel or ceramic balls with a nylon or phenolic cage, it offers smooth operation and durability. The universal matching design allows easy pairing with other bearings.
Its small size and lightweight (only 0.0018kg) make it ideal for precision applications like small motors or medical devices. The ABEC-5 and ABEC-11 ratings ensure reliable performance in demanding conditions.
Preload options are available for applications requiring tighter control, such as robotics or optical equipment. The sealed version helps keep contaminants out for longer service life.
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Why Choose 719/4AC Bearing for Precision Tasks?
719/4AC Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its universal matching design allows for flexible arrangements, ensuring smooth operation in various configurations.
The bearing comes with options for steel or ceramic balls, catering to different performance and durability needs.
With ABEC-5 and ABEC-11 ratings, it meets high precision standards for demanding applications.
Sealed and open variants are available, providing choices for lubrication and environmental protection.
Its compact size (4 mm×11 mm×4 mm) makes it perfect for miniature machinery and tight spaces.
Nylon or phenolic cages enhance performance, reducing friction and wear for longer service life.
Preload options further improve accuracy and stability in high-speed operations.
Ideal for Precision: 719/4AC Bearing
The 719/4AC Bearing is a great fit for small, high-precision devices like dental drills or optical instruments, where its compact size and angular contact design help maintain accuracy. Its sealed options also keep out dust, which is handy in medical or lab settings.
In robotics, 719/4AC Bearing works well in joint assemblies, thanks to its low friction and smooth rotation. The universal matching feature makes it easy to pair with other components, saving time during assembly.
For hobbyist projects like RC cars or drones, 719/4AC Bearing’s lightweight build and ceramic ball options improve speed and responsiveness. It’s a reliable choice for small-scale applications where every gram counts.
Automotive vs Aerospace: Applications of 719/4AC Bearing
In automotive fuel pumps, 719/4AC Bearing handles radial and axial loads efficiently, ensuring consistent performance. Its ABEC-5 rating means it meets the precision needed for these systems.
Aerospace applications, like gyroscopes, benefit from 719/4AC Bearing’s ability to handle high speeds with minimal vibration. The phenolic cage option adds durability in extreme conditions.
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