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Flanged Deep Groove Ball Bearings W 628/8 R-2Z

Flanged Deep Groove Ball Bearings W 628/8 R-2Z

The W 628/8 R-2Z is a compact flanged deep groove ball bearing, measuring 8mm by 16mm with a 5mm width. Made entirely from stainless steel, it offers good resistance to corrosion and wear.

This shielded bearing handles radial loads up to 161 lbf and can spin at speeds up to 45,000 RPM, making it suitable for high-speed applications. The built-in flange provides extra stability during mounting.

Its grease lubrication ensures smooth operation, while the stainless steel cage enhances durability. The bearing performs well in temperatures from -30°C to 120°C.

Ideal for small machinery or instruments where space is limited, this model is interchangeable with SKF bearings. Weighing just 4.3 grams, it’s lightweight yet reliable for its size. Compliant with RoHS and REACH standards.

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Product Parameters

  • Part Number W 628/8 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 8 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 16 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 5 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 18 mm
  • Flange Thickness 1.1 mm
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 161 lbf
  • Static Radial Load 67 lbf
  • Max Speed 45000 rpm
  • Temperature Range -30° to 120 °C
  • Lubrication Grease
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.0043 kg
  • Price（$） 2.1
Flanged Deep Groove Ball Bearings W 628/8 R-2Z dimension drawing
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Features

Why Choose W 628/8 R-2Z Bearing for Precision Tasks?

W 628/8 R-2Z Bearing features a stainless steel construction, ensuring corrosion resistance and durability.
Its shielded design keeps contaminants out while maintaining smooth operation.

The compact size of 8 mm×18 mm×5 mm makes it ideal for applications where space is limited.
With a maximum speed of 45,000 rpm, it delivers reliable performance in high-speed scenarios.

W 628/8 R-2Z Bearing’s dynamic radial load capacity of 161 lbf ensures stability under pressure.
The grease lubrication reduces friction, extending the bearing’s service life.

Its flange design provides secure mounting, preventing misalignment during operation.
The temperature range of -30° to 120 °C allows for versatile use in various environments.

Application

Industrial Uses of W 628/8 R-2Z Bearing
W 628/8 R-2Z Bearing is commonly used in small industrial motors and pumps, where its compact size and shielded design help keep contaminants out.
The stainless steel construction makes it suitable for environments where corrosion resistance is important, such as food processing equipment.

Where Is W 628/8 R-2Z Bearing Used?
You’ll often find W 628/8 R-2Z Bearing in automotive applications like electric window mechanisms or small gearboxes, thanks to its reliable radial load handling.
Its high-speed capability also makes it a good fit for precision instruments that require smooth, consistent rotation.

Perfect Fit for Automation: W 628/8 R-2Z Bearing
W 628/8 R-2Z Bearing works well in robotic arms and small conveyor systems, where its flange provides extra stability during operation.
The grease lubrication ensures quiet performance, which is ideal for office equipment like printers or scanners.

Medical vs Industrial: Where W 628/8 R-2Z Bearing Excels
In medical devices like dental tools or lab equipment, W 628/8 R-2Z Bearing offers hygienic performance due to its stainless steel materials.
For industrial uses, its durability and ease of maintenance make it a practical choice for small machinery and automation systems.

Q&A

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