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Stainless Steel Deep Groove Ball Bearings W 637/4 X

Stainless Steel Deep Groove Ball Bearings W 637/4 X

The W 637/4 X is a compact stainless steel deep groove ball bearing, measuring just 4mm by 10mm by 3mm. It handles radial loads up to 124 lbf and spins smoothly at speeds up to 80,000 RPM.

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

This bearing is interchangeable with SKF models, making it a practical choice for replacements. Ideal for small machinery or instruments where space is limited.

Weighing only 0.001kg, it’s lightweight yet durable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number W 637/4 X
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 4 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 10 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 3 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 124 lbf
  • Static Radial Load 55 lbf
  • Temperature Range -30° to 120 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 80000 rpm
  • Weight 0.001 kg
Stainless Steel Deep Groove Ball Bearings W 637/4 X dimension drawing
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Features

Why Choose W 637/4 X Bearing for Precision Tasks?

W 637/4 X Bearing is crafted with stainless steel rings and balls, offering excellent corrosion resistance and durability.
Its compact size of 4 mm×10 mm×3 mm makes it ideal for applications where space is limited.

The open design allows for easy lubrication, ensuring smooth operation even at high speeds up to 80,000 rpm.
With a dynamic radial load capacity of 124 lbf, it provides reliable performance in precision tasks.

W 637/4 X Bearing’s stainless steel cage maintains ball alignment, reducing wear and extending service life.
It operates efficiently within a temperature range of -30° to 120 °C, suitable for various environments.

Application

Common Applications of W 637/4 X Bearing
W 637/4 X Bearing is widely used in small industrial equipment like precision instruments and miniature motors, where its compact size and stainless steel construction offer reliable performance. The open design ensures easy lubrication and maintenance in tight spaces.

In consumer electronics, W 637/4 X Bearing can be found in devices such as cooling fans and small printers, providing smooth rotation with minimal noise. Its corrosion-resistant materials make it suitable for environments where moisture or dust might be a concern.

For medical devices, W 637/4 X Bearing’s high-speed capability and durability are ideal for applications like dental tools or lab equipment. The stainless steel components ensure hygiene and long-term reliability in sensitive settings.

Automation systems benefit from W 637/4 X Bearing’s precision in robotic arms and small actuators, where consistent movement is key. The lightweight design also helps reduce overall system load while maintaining efficiency.

Q&A

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