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The SF687 is a compact radial ball bearing with a 7mm bore and 14mm outer diameter, crafted entirely from stainless steel for durability. It supports radial loads up to 202 lbf and spins smoothly at speeds up to 36,000 RPM.
Its open design allows easy lubrication, while the stainless steel cage ensures reliable performance. The bearing operates well in temperatures from -30°C to 110°C, making it versatile for various conditions.
With a lightweight design at just 2.4g, it’s ideal for small, high-speed applications like electric motors or precision instruments. The flange adds stability, helping it stay securely in place during operation.
Compliant with RoHS and REACH standards, this bearing is a practical choice for both industrial and hobbyist projects requiring precision and reliability.
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How Does SF687 Bearing Reduce Friction?
SF687 Bearing features a stainless steel construction, ensuring smooth operation with minimal friction.
Its precision-engineered design includes nine balls, optimised for even load distribution and reduced wear.
The open seal type allows for easy lubrication, maintaining performance at high speeds up to 36,000 rpm.
With a radial clearance of 0.002mm to 0.013mm, it delivers consistent performance in radial load applications.
SF687 Bearing’s compact design and lightweight build make it ideal for space-constrained applications.
The stainless steel cage enhances durability, even in demanding temperature ranges from -30° to 110°C.
Common Applications of SF687 Bearing
SF687 Bearing is widely used in small electric motors, such as those found in cooling fans and power tools, thanks to its compact size and high-speed capability. The stainless steel construction ensures durability in everyday use.
In robotics, SF687 Bearing provides smooth rotation for lightweight joints and small actuators, making it ideal for hobbyist projects and educational kits. Its open design simplifies lubrication and maintenance.
For medical devices like dental handpieces, SF687 Bearing offers reliable performance with minimal noise, crucial for precision instruments. The ABEC1 tolerance ensures consistent operation in sensitive applications.
In consumer electronics, SF687 Bearing is often found in disk drives and small printers, where its low friction helps extend device lifespan. The lightweight design also contributes to energy efficiency.
Automotive applications include small sensors and dashboard components, where SF687 Bearing’s resistance to temperature fluctuations ensures long-term reliability. The metric sizing makes it compatible with global vehicle standards.
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