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Stainless Steel Deep Groove Ball Bearings W 638/4 X-2RS1

Stainless Steel Deep Groove Ball Bearings W 638/4 X-2RS1

The W 638/4 X-2RS1 is a compact stainless steel deep groove ball bearing, measuring just 4mm by 10mm by 4mm. It’s designed for radial loads and features a sealed construction to keep out dirt and moisture.

With a dynamic radial load capacity of 124 lbf, it handles moderate forces while spinning smoothly at speeds up to 36,000 RPM. The stainless steel build ensures corrosion resistance and durability.

Its sealed design reduces maintenance needs, as it comes pre-lubricated with grease. The bearing operates reliably in temperatures from -30°C to 120°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for small machinery, medical devices, or applications where corrosion resistance is key. Weighing only 0.0013kg, it’s lightweight yet sturdy for its size. Compliant with RoHS and REACH standards.

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Product Parameters

  • Part Number W 638/4 X-2RS1
  • 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 4 mm
  • Width Tolerance -0.12mm to 0
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Sealed
  • 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
  • Lubrication Grease
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 36000 rpm
  • Weight 0.0013 kg
Stainless Steel Deep Groove Ball Bearings W 638/4 X-2RS1 dimension drawing
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Features

Why Choose W 638/4 X-2RS1 Bearing for Precision Tasks?

W 638/4 X-2RS1 Bearing is crafted from stainless steel, offering excellent corrosion resistance and durability.
Its sealed design keeps contaminants out, ensuring smooth operation in various environments.

The bearing handles dynamic radial loads up to 124 lbf, making it suitable for precise applications.
With a maximum speed of 36,000 rpm, it delivers reliable performance without compromising efficiency.

W 638/4 X-2RS1 Bearing’s compact size (4 mm×10 mm×4 mm) makes it ideal for space-constrained installations.
Its stainless steel construction ensures long service life, even in demanding conditions.

Application

Common Applications of W 638/4 X-2RS1 Bearing
W 638/4 X-2RS1 Bearing is widely used in small electric motors, such as those found in household appliances like blenders and fans. Its compact size and sealed design make it ideal for protecting against dust and moisture.

In medical devices, W 638/4 X-2RS1 Bearing ensures smooth operation in precision instruments like dental tools or blood analyzers. The stainless steel construction offers excellent corrosion resistance, which is essential in sterile environments.

For automation systems, W 638/4 X-2RS1 Bearing supports lightweight robotic arms and conveyor belts, where its high-speed capability and reliability are key. The grease lubrication helps maintain performance over long periods of use.

In consumer electronics, W 638/4 X-2RS1 Bearing can be found in devices like printers and cameras, where quiet and efficient movement is required. The metric dimensions ensure compatibility with a variety of international designs.

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