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Flanged Deep Groove Ball Bearings W 637/9 R-2Z

Flanged Deep Groove Ball Bearings W 637/9 R-2Z

The W 637/9 R-2Z is a compact flanged deep groove ball bearing, measuring 9mm by 14mm with a 4.5mm width. Its stainless steel construction offers good corrosion resistance and durability.

This shielded bearing handles radial loads up to 117 lbf and can spin at speeds up to 45,000 RPM. The flange helps with secure mounting in tight spaces.

With a grease lubrication system, maintenance is straightforward. It performs well in temperatures from -30°C to 120°C.

Ideal for small machinery or precision equipment where space is limited. Compliant with RoHS and REACH standards, it’s a reliable choice for various applications.

Weighing just 0.0019kg, it’s lightweight yet sturdy for its size. The bearing is interchangeable with SKF models, making replacements easy.

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Product Parameters

  • Part Number W 637/9 R-2Z
  • Brand TFL
  • Interchangeable SKF
  • 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
  • Bore Dia 9 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 14 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 4.5 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 15.5 mm
  • Flange Thickness 0.8 mm
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 117 lbf
  • Static Radial Load 53 lbf
  • Max Speed 45000 rpm
  • Temperature Range -30° to 120 °C
  • Lubrication Grease
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.0019 kg
  • Price（$） 2.4
Flanged Deep Groove Ball Bearings W 637/9 R-2Z dimension drawing
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Features

How Is W 637/9 R-2Z Bearing Engineered for Reliability?

W 637/9 R-2Z Bearing features stainless steel rings and balls, ensuring resistance to corrosion and wear.
The shielded design protects against contaminants, maintaining smooth operation in various environments.

With a dynamic radial load capacity of 117 lbf, it handles radial loads efficiently.
Its compact size of 9 mm×15.5 mm×4.5 mm makes it suitable for space-constrained applications.

The grease lubrication ensures consistent performance, reducing the need for frequent maintenance.
W 637/9 R-2Z Bearing operates at speeds up to 45,000 rpm, offering both speed and durability.

Application

Common Applications of W 637/9 R-2Z Bearing
W 637/9 R-2Z Bearing is widely used in small electric motors, such as those found in household appliances or cooling fans. Its compact size and shielded design help keep dust out while maintaining smooth rotation.

In automation systems, W 637/9 R-2Z Bearing fits neatly into compact robotic joints or miniature conveyor guides. The stainless steel construction ensures reliable performance even in environments with occasional moisture exposure.

For medical devices like dental tools or lab equipment, W 637/9 R-2Z Bearing offers quiet operation essential for precision work. The flange design provides extra stability in applications where space is limited but alignment is critical.

You’ll often find W 637/9 R-2Z Bearing in office machinery like printers, where its low-friction rotation contributes to consistent paper feeding. The grease lubrication means it requires minimal maintenance over its service life.

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