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The SMR31 is a compact miniature ball bearing, measuring just 1mm by 3mm by 1.5mm, crafted entirely from stainless steel for durability. It handles radial loads up to 19 lbf and spins smoothly at speeds up to 117,000 RPM.
Its open design allows for easy lubrication, while the stainless steel cage ensures reliable performance. With a radial clearance of 0.002mm to 0.013mm, it offers smooth operation in tight spaces.
This bearing is ideal for small, precision devices like watch mechanisms or miniature motors. Its lightweight design, at just 0.04g, makes it perfect for applications where space and weight are critical.
Compliant with RoHS and REACH standards, it’s a safe choice for various industries. The ABEC1 tolerance ensures consistent performance without overcomplicating the design.
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How Does SMR31 Bearing Achieve High-Speed Performance?
SMR31 Bearing is crafted with stainless steel rings and balls, ensuring smooth operation at high speeds.
Its maximum speed of 117,000 rpm makes it suitable for precision applications requiring rapid rotation.
The open design allows for easy lubrication, maintaining performance over time.
With a compact size of 1 mm×3 mm×1.5 mm, it fits seamlessly into miniature devices.
Common Applications of SMR31 Bearing
SMR31 Bearing is widely used in small-scale industrial equipment, such as precision instruments and miniature motors, where its compact size and radial load capacity are beneficial. The stainless steel construction ensures durability in various environments.
In the automotive sector, SMR31 Bearing fits well in small components like sensors and actuators, providing smooth operation. Its metric sizing makes it compatible with many European and Asian vehicle designs.
For medical devices, SMR31 Bearing’s small dimensions and reliability make it ideal for delicate instruments like surgical tools and diagnostic equipment. The open design allows for easy lubrication, maintaining performance over time.
In consumer electronics, SMR31 Bearing is often found in devices like miniature fans and small printers, where quiet and efficient operation is essential. Its lightweight design helps reduce overall device weight without compromising performance.
Automation and robotics also benefit from SMR31 Bearing, particularly in compact robotic arms and precision-guided systems. The high-speed capability ensures smooth movement in repetitive tasks.
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