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Stainless Steel Deep Groove Ball Bearings W 639-2Z

Stainless Steel Deep Groove Ball Bearings W 639-2Z

The W 639-2Z is a compact stainless steel deep groove ball bearing, measuring 9mm by 30mm by 10mm. It handles radial loads up to 980 lbf and spins smoothly at speeds up to 30,000 RPM.

Its shielded design keeps out dust and dirt, while the stainless steel construction resists corrosion. The bearing is pre-lubricated with grease for easy maintenance.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for applications like small motors or food processing equipment where hygiene matters.

Weighing just 0.035kg, it’s lightweight yet durable. Compliant with RoHS and REACH standards for safe use in various environments.

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Product Parameters

  • Part Number W 639-2Z
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 9 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 30 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 10 mm
  • Width Tolerance -0.12mm to 0
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Shielded
  • Tolerance Class P0
  • Radial Clearance Trade No CN
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 980 lbf
  • Static Radial Load 522 lbf
  • Temperature Range -30° to 120 °C
  • Lubrication Grease
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 30000 rpm
  • Weight 0.035 kg
Stainless Steel Deep Groove Ball Bearings W 639-2Z dimension drawing
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Features

Why Choose W 639-2Z Bearing for Precision Tasks?

W 639-2Z Bearing features stainless steel construction, ensuring excellent corrosion resistance and durability.
Its shielded design protects against contaminants while maintaining smooth operation.
With a dynamic radial load capacity of 980 lbf, it handles demanding radial loads with ease.
The bearing’s high-speed capability of 30,000 rpm makes it suitable for precision applications.

Application

Common Applications of W 639-2Z Bearing
W 639-2Z Bearing is widely used in industrial equipment, such as small motors and pumps, where its stainless steel construction offers good resistance to corrosion. The shielded design helps keep contaminants out, extending the bearing’s lifespan in dusty environments.

In the automotive sector, W 639-2Z Bearing fits well in components like alternators and cooling fans, providing reliable radial load support. Its compact size and metric dimensions make it a versatile choice for various vehicle models.

For medical devices, W 639-2Z Bearing’s smooth operation is ideal for precision instruments like dental handpieces. The grease lubrication ensures quiet performance, which is essential in sensitive medical settings.

In consumer electronics, W 639-2Z Bearing can be found in devices like small fans and printers, where its durability and low maintenance are valued. The stainless steel material also makes it suitable for household appliances exposed to moisture.

Q&A

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