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The 618/8/W64 is a compact single-row deep groove ball bearing, measuring just 4mm by 9mm by 2.5mm. Made from chrome steel, it’s built to handle radial loads up to 95 lbf and spins smoothly at speeds up to 85,000 RPM.
Its open design and solid oil lubrication ensure low maintenance, while the chrome steel cage adds durability. The bearing operates well in temperatures from -30°C to 120°C.
This model is interchangeable with SKF bearings, making it a practical choice for replacements. It’s ideal for small devices like precision instruments or miniature motors where space is limited.
Weighing only 0.0007kg, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards for safe use.
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Why Choose 618/8/W64 Bearing for Precision Tasks?
618/8/W64 Bearing features a compact size of 4 mm×9 mm×2.5 mm, making it ideal for precision applications.
Its chrome steel construction ensures durability and smooth operation under radial loads.
The solid oil lubrication reduces maintenance needs while extending the bearing’s service life.
With a maximum speed of 85,000 rpm, it delivers reliable performance in high-speed environments.
618/8/W64 Bearing operates efficiently in temperatures ranging from -30°C to 120°C.
Its ABEC 1 tolerance class guarantees consistent performance for various industrial uses.
Common Applications of 618/8/W64 Bearing
You’ll often spot 618/8/W64 Bearing in small electric motors, where its compact size and solid oil lubrication keep things running smoothly. Its chrome steel construction handles radial loads effortlessly, making it a go-to for precision devices.
In consumer electronics like cooling fans, 618/8/W64 Bearing’s low friction and high-speed capability ensure quiet, reliable operation. The open design simplifies maintenance, while the ABEC 1 tolerance offers consistent performance.
For light-duty automation, such as miniature conveyor systems, 618/8/W64 Bearing’s durability shines. Its metric sizing fits seamlessly into European and Asian machinery, and the wide temperature range suits various environments.
Medical devices like handheld diagnostic tools benefit from 618/8/W64 Bearing’s precision. The solid oil lubrication reduces wear, extending service life even in frequent-use scenarios.
In hobbyist projects, from RC cars to 3D printers, 618/8/W64 Bearing’s balance of affordability and performance makes it a popular pick. The lightweight design doesn’t compromise on reliability.
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