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The MR117 is a compact miniature ball bearing with a 7mm bore and 11mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 87 lbf and spins smoothly at speeds up to 43,000 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.
This bearing is ideal for small devices like model motors or precision instruments where space is limited. It works well in temperatures from -30°C to 110°C.
Weighing just 0.59g, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards, it’s a safe choice for various applications.
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Why Choose MR117 Bearing for Precision Tasks?
MR117 Bearing is crafted with chrome steel rings and balls, ensuring precise radial load handling.
Its compact size of 7mm×11mm×2.5mm makes it ideal for miniature applications requiring accuracy.
The stainless steel cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 43,000 rpm, it delivers smooth operation in high-speed scenarios.
How Does MR117 Bearing Reduce Friction?
MR117 Bearing features a single-row design with nine chrome steel balls, minimising friction during operation.
The ABEC1 tolerance class ensures consistent performance, suitable for precision instruments.
Its radial clearance of 0.002mm to 0.013mm allows for smooth rotation under radial loads.
The open seal type simplifies lubrication, further reducing wear over time.
Designed for Durability: MR117 Bearing
MR117 Bearing’s chrome steel construction resists wear, even in demanding conditions.
Its dynamic radial load capacity of 87 lbf ensures reliability in various applications.
The stainless steel cage enhances durability, keeping the balls securely in place.
With a temperature range of -30° to 110°C, it performs well in diverse environments.
Open vs Sealed Bearings: Benefits of MR117 Bearing
MR117 Bearing’s open design allows for easy lubrication, improving longevity.
The chrome steel components resist corrosion, making it suitable for humid environments.
Its lightweight construction at 0.59g ensures minimal strain on surrounding parts.
The ABEC1 tolerance class guarantees consistent performance in precision tasks.
Material Composition of MR117 Bearing
MR117 Bearing uses chrome steel for both rings and balls, ensuring strength and durability.
The stainless steel cage provides stability, keeping the nine balls aligned during operation.
Its compact dimensions make it a versatile choice for miniature machinery.
The bearing operates efficiently within a wide temperature range, from -30° to 110°C.
Common Applications of MR117 Bearing
MR117 Bearing is widely used in small electric motors, such as those found in cooling fans and power tools, thanks to its compact size and reliable performance. The open design allows for easy lubrication, ensuring smooth operation over time.
In robotics, MR117 Bearing fits perfectly in lightweight joints and actuators, where precision and low friction are key. Its chrome steel construction ensures durability even in continuous motion applications.
For consumer electronics like printers and handheld devices, MR117 Bearing provides quiet and efficient rotation. The ABEC1 tolerance makes it suitable for applications where moderate precision is required.
Medical devices, such as small pumps and diagnostic equipment, benefit from MR117 Bearing’s consistent performance. The stainless steel cage adds an extra layer of corrosion resistance for hygiene-sensitive environments.
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