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Stainless Steel Deep Groove Ball Bearings W 618/7

Stainless Steel Deep Groove Ball Bearings W 618/7

The W 618/7 is a compact stainless steel deep groove ball bearing, measuring just 7mm by 14mm by 3.5mm. It handles radial loads up to 149 lbf and can spin at speeds up to 63,000 RPM.

Made entirely from stainless steel, it resists corrosion and works in temperatures from -30°C to 120°C. Its open design allows for easy lubrication when needed.

This single-row bearing is interchangeable with SKF models, making replacements straightforward. Ideal for small machinery or instruments where space is limited.

Weighing only 0.002kg, it’s lightweight yet durable. Compliant with RoHS and REACH standards for safe use in various applications.

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Product Parameters

  • Part Number W 618/7
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 7 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 14 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 3.5 mm
  • Width Tolerance -0.12mm to 0
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Open
  • Tolerance Class P0
  • Radial Clearance Trade No CN
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 149 lbf
  • Static Radial Load 58 lbf
  • Temperature Range -30° to 120 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 63000 rpm
  • Weight 0.002 kg
Stainless Steel Deep Groove Ball Bearings W 618/7 dimension drawing
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Features

Why Choose W 618/7 Bearing for Precision Tasks?

W 618/7 Bearing is crafted from stainless steel, offering excellent resistance to corrosion and wear.
Its compact size of 7 mm×14 mm×3.5 mm makes it ideal for applications where space is limited.

The single-row design ensures smooth radial load handling, with a dynamic radial load capacity of 149 lbf.
With a maximum speed of 63,000 rpm, W 618/7 Bearing delivers reliable performance in high-speed operations.

Its open seal type allows for easy maintenance, while the stainless steel cage enhances durability.
The bearing operates efficiently in temperatures ranging from -30° to 120 °C, suitable for various environments.

Application

Where Is W 618/7 Bearing Used?
W 618/7 Bearing is commonly found in small industrial equipment, such as miniature motors and precision instruments, where its compact size and stainless steel construction offer reliable performance. The open design allows for easy lubrication, making it suitable for environments where maintenance access is limited.

In automotive applications, W 618/7 Bearing fits well in components like fuel pumps and sensors, where its radial load capacity ensures smooth operation. The metric dimensions make it a versatile choice for various vehicle models.

For medical devices, W 618/7 Bearing’s stainless steel material provides corrosion resistance, ideal for equipment like dental tools or lab instruments. Its high-speed capability also supports consistent performance in critical applications.

In consumer electronics, W 618/7 Bearing works efficiently in devices like small fans or printers, where quiet operation and durability are key. The lightweight design adds to its appeal for portable gadgets.

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