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The W 618/2 is a compact stainless steel deep groove ball bearing, measuring just 2mm by 5mm by 1.5mm. Its open design and single-row construction make it simple to install and maintain.
With a dynamic radial load capacity of 21 lbf, it handles light to moderate loads efficiently. It spins smoothly at speeds up to 120,000 RPM, ideal for high-speed applications.
Made entirely from stainless steel, it resists corrosion and works in temperatures from -30°C to 120°C. The bearing is interchangeable with SKF models for easy replacement.
Perfect for small devices like precision instruments or miniature motors where space is limited. Compliant with RoHS and REACH standards, it’s a reliable choice for various industries.
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Performance Features of W 618/2 Bearing
W 618/2 Bearing is crafted from stainless steel, offering excellent resistance to corrosion and wear.
Its compact size of 2 mm×5 mm×1.5 mm makes it ideal for applications where space is limited.
The open design allows for easy lubrication, ensuring smooth operation even at high speeds.
With a maximum speed of 120,000 rpm, it delivers reliable performance in precision instruments.
W 618/2 Bearing’s single-row construction provides consistent radial load support.
The P0 tolerance class ensures high precision, making it suitable for demanding tasks.
Its lightweight design at just 0.0001 kg reduces overall system weight.
The temperature range of -30° to 120 °C ensures versatility in various environments.
Common Applications of W 618/2 Bearing
W 618/2 Bearing is a great fit for small precision instruments, like watch mechanisms or miniature motors, where its compact size and stainless steel construction shine. The open design ensures smooth rotation, even in tight spaces.
In medical devices, W 618/2 Bearing works well in delicate tools such as dental drills or surgical instruments, thanks to its corrosion-resistant materials. Its high-speed capability also makes it reliable for frequent use.
For consumer electronics, W 618/2 Bearing can be found in gadgets like tiny fans or camera lenses, where quiet operation is key. The lightweight design doesn’t add unnecessary bulk to portable devices.
Automation systems benefit from W 618/2 Bearing in small robotic arms or micro-conveyors, where precision and durability matter. The metric sizing ensures easy integration into various European and Asian designs.
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