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The MR137 is a compact miniature ball bearing with a 7mm bore and 13mm outer diameter, crafted from sturdy chrome steel. Its slim 3mm width makes it ideal for tight spaces, while handling radial loads up to 104 lbf.
With an open design, it spins smoothly at speeds up to 40,000 RPM, suitable for high-speed applications. The stainless steel cage ensures durability, and it operates in temperatures from -30°C to 110°C.
This bearing is perfect for small devices like model motors or precision instruments where space is limited. Its lightweight design at just 1.52g adds minimal bulk.
Compliant with RoHS and REACH standards, it’s a reliable choice for various light-duty applications. Regular lubrication will keep it performing well over time.
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Why Choose MR137 Bearing for Precision Tasks?
MR137 Bearing features a compact design with dimensions of 7 mm×13 mm×3 mm, making it ideal for precision applications.
Its chrome steel construction ensures durability and smooth operation under radial loads.
With a dynamic radial load capacity of 104 lbf, it handles demanding tasks efficiently.
The open seal design allows for easy lubrication, enhancing performance and longevity.
How Is MR137 Bearing Engineered for Reliability?
MR137 Bearing uses high-quality chrome steel for both rings and balls, ensuring consistent performance.
The stainless steel cage maintains ball alignment, reducing friction and wear.
It operates at speeds up to 40,000 rpm, making it suitable for high-speed applications.
Its ABEC1 tolerance class guarantees precision and reliability in various conditions.
Designed for Durability: MR137 Bearing
MR137 Bearing’s chrome steel components resist wear, extending its service life.
The radial clearance of 0.002mm to 0.013mm ensures smooth operation with minimal vibration.
Its lightweight design at 1.52 g makes it easy to integrate into compact systems.
The bearing functions reliably within a temperature range of -30° to 110 °C.
Steel vs Ceramic Bearings: Strengths of MR137 Bearing
MR137 Bearing’s chrome steel construction offers excellent strength and durability.
It provides a static radial load capacity of 50 lbf, suitable for various applications.
The open seal design simplifies maintenance, reducing downtime.
Its precision engineering ensures consistent performance in radial load scenarios.
Performance Features of MR137 Bearing
MR137 Bearing’s single-row construction ensures stability and efficiency.
The 12-ball design distributes loads evenly, enhancing performance.
Its metric sizing (7 mm×13 mm×3 mm) fits seamlessly into standard assemblies.
The bearing’s MC3 radial clearance trade number guarantees optimal operation.
Common Applications of MR137 Bearing
MR137 Bearing is widely used in small electric motors, such as those found in cooling fans or power tools, thanks to its compact size and smooth radial load handling. The open design allows for easy lubrication, ensuring long service life in continuous operation.
In automation systems, MR137 Bearing fits neatly into robotic arms and precision-guided mechanisms where space is limited. Its ABEC1 tolerance provides reliable performance without unnecessary complexity for most industrial needs.
For consumer electronics like printers or small appliances, MR137 Bearing offers quiet operation and consistent performance. The chrome steel construction balances durability with cost-effectiveness for high-volume production.
Medical devices often utilise MR137 Bearing in compact instruments where its 3mm width proves advantageous. The stainless steel cage prevents contamination in sensitive environments while maintaining smooth rotation.
Where Is MR137 Bearing Used?
You’ll find MR137 Bearing in model-making equipment where its miniature dimensions handle radial loads in gear trains effectively. The 40,000 rpm speed rating makes it suitable for high-speed hobbyist applications too.
In laboratory equipment, MR137 Bearing provides precise movement for microscope stages or sample handlers. The MC3 clearance offers just enough play for smooth operation without compromising accuracy.
Designed for Versatility: MR137 Bearing
MR137 Bearing works well in both industrial and domestic settings, from conveyor belt rollers to kitchen appliance motors. Its 7mm bore suits various shaft sizes while maintaining stability under radial forces.
The lightweight design (just 1.52g) makes MR137 Bearing ideal for portable devices where every gram matters. Chrome steel components resist wear even in devices used daily.
Light-Duty vs Heavy-Duty: Best Uses for MR137 Bearing
While MR137 Bearing excels in light-duty applications like camera lenses or small drones, it can also support moderate loads in industrial sensors. The 104 lbf dynamic capacity handles intermittent heavier use when properly maintained.
For continuous heavy loads, MR137 Bearing performs best when paired with proper lubrication and regular inspection. Its temperature range covers most indoor environments without issue.
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