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The MR72 is a compact miniature ball bearing with a 2mm bore and 7mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 74 lbf and spins smoothly at speeds up to 63,000 RPM.
Its open design allows for easy lubrication, while the stainless steel cage ensures reliable performance. The bearing operates well in temperatures ranging from -30°C to 110°C.
With a lightweight build at just 0.43g, it’s ideal for small-scale applications like precision instruments or small motors. Compliant with RoHS and REACH standards, it’s a safe and practical choice for various uses.
The ABEC1 tolerance and MC3 radial clearance make it suitable for applications requiring moderate precision. Its single-row construction ensures simplicity and ease of installation.
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Why Choose MR72 Bearing for Precision Tasks?
MR72 Bearing is crafted with chrome steel rings and balls, ensuring precise radial load handling.
Its compact size of 2 mm×7 mm×2.5 mm makes it ideal for miniature applications.
The stainless steel cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 63,000 rpm, it delivers smooth performance in high-speed scenarios.
MR72 Bearing operates efficiently within a temperature range of -30° to 110 °C.
Its ABEC1 tolerance class ensures consistent accuracy for precision instruments.
Common Applications of MR72 Bearing
MR72 Bearing is widely used in small electric motors, such as those found in handheld power tools and miniature fans. Its compact size and open design make it easy to integrate into tight spaces while maintaining performance.
In robotics, MR72 Bearing ensures smooth movement in joints and gears, thanks to its precise radial load handling. The chrome steel construction also provides durability for continuous operation in automated systems.
For medical devices like dental drills or lab equipment, MR72 Bearing offers reliable performance with minimal maintenance. The stainless steel cage helps reduce friction, making it suitable for high-speed applications.
In consumer electronics, MR72 Bearing can be found in devices like computer cooling fans and small printers. Its lightweight design and efficient operation make it a practical choice for everyday gadgets.
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