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The W 618/3 is a compact stainless steel deep groove ball bearing, measuring just 3mm by 7mm by 2mm. Its single-row design handles radial loads up to 40 lbf and spins smoothly at speeds up to 100,000 RPM.
Made entirely from stainless steel, it resists corrosion and works in temperatures from -30°C to 120°C. The open seal design allows easy access for lubrication if needed.
This bearing is interchangeable with SKF models, making it a handy replacement option. Ideal for small devices like precision instruments or miniature motors where space is limited.
Weighing only 0.0003kg, it’s lightweight yet durable. Compliant with RoHS and REACH standards for safe use in various applications.
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Why Choose W 618/3 Bearing for Precision Tasks?
W 618/3 Bearing is crafted from stainless steel, offering excellent corrosion resistance for long-lasting use.
Its compact size of 3 mm×7 mm×2 mm makes it ideal for precision applications where space is limited.
The open design allows for easy lubrication, ensuring smooth operation even at high speeds up to 100,000 rpm.
With a dynamic radial load capacity of 40 lbf, it handles light to moderate loads reliably.
W 618/3 Bearing operates efficiently in temperatures ranging from -30° to 120 °C, suitable for varied environments.
Its stainless steel cage maintains ball alignment, reducing friction and extending service life.
Common Applications of W 618/3 Bearing
W 618/3 Bearing is widely used in small precision instruments, such as medical devices and laboratory equipment, where its compact size and stainless steel construction are ideal. The open design allows for easy cleaning, making it suitable for hygienic environments.
In consumer electronics, W 618/3 Bearing can be found in devices like miniature fans or small motors, ensuring smooth and quiet operation. Its high-speed capability makes it a reliable choice for applications requiring consistent performance.
For automation systems, W 618/3 Bearing supports delicate mechanisms in robotics or 3D printers, where precision is key. The stainless steel materials provide excellent resistance to corrosion, extending the bearing’s lifespan even in demanding conditions.
Where Is W 618/3 Bearing Used?
You’ll often spot W 618/3 Bearing in dental tools or surgical instruments, thanks to its small size and reliable performance. The stainless steel build ensures it meets strict hygiene standards.
In hobbyist projects, W 618/3 Bearing is popular for model-making or DIY gadgets due to its lightweight and durability. It’s a handy component for anyone needing smooth rotational movement in tight spaces.
Designed for Versatility: W 618/3 Bearing
W 618/3 Bearing works well in both low and high-speed applications, from tiny motors to precision gauges. Its stainless steel construction makes it resistant to rust and wear, even in humid conditions.
For industrial settings, W 618/3 Bearing fits into compact machinery where space is limited but performance can’t be compromised. The metric sizing ensures compatibility with a variety of equipment.
Light-Duty vs Heavy-Duty: Best Uses for W 618/3 Bearing
In light-duty applications like optical devices or small sensors, W 618/3 Bearing offers precise movement without adding bulk. The open design simplifies maintenance and lubrication.
For more demanding environments, such as miniature pumps or high-speed spindles, W 618/3 Bearing’s stainless steel components provide long-lasting reliability. It’s a versatile choice for both delicate and robust systems.
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