+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Stainless Steel Deep Groove Ball Bearings W 638-2Z

Stainless Steel Deep Groove Ball Bearings W 638-2Z

The W 638-2Z is a compact stainless steel deep groove ball bearing, measuring 8mm by 28mm by 9mm. It handles radial loads up to 892 lbf and spins smoothly at speeds up to 32,000 RPM.

Its shielded design keeps dirt out while maintaining easy access for greasing. Made entirely of stainless steel, it resists corrosion and lasts longer in harsh conditions.

This bearing works well in temperatures from -30°C to 120°C, making it suitable for food processing or marine applications. It’s interchangeable with SKF bearings for easy replacement.

Weighing only 0.028kg, it’s a lightweight choice for small machinery or instruments where reliability matters. Compliant with RoHS and REACH standards.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number W 638-2Z
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 8 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 28 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 9 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 892 lbf
  • Static Radial Load 441 lbf
  • Temperature Range -30° to 120 °C
  • Lubrication Grease
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 32000 rpm
  • Weight 0.028 kg
Stainless Steel Deep Groove Ball Bearings W 638-2Z dimension drawing
Download DWG Download PDF

Features

How Does W 638-2Z Bearing Reduce Friction?

W 638-2Z Bearing features stainless steel construction, ensuring smooth operation with minimal friction.
Its shielded design keeps contaminants out while maintaining efficient lubrication for long-lasting performance.
The single-row deep groove design enhances radial load capacity, supporting up to 892 lbf dynamic load.
With a maximum speed of 32,000 rpm, it delivers reliable performance in various applications.

Application

Industrial Uses of W 638-2Z Bearing
W 638-2Z Bearing is commonly used in small industrial motors and pumps, where its stainless steel construction resists corrosion in humid environments. The shielded design keeps contaminants out while maintaining smooth rotation.

Where Is W 638-2Z Bearing Used?
In household appliances like washing machines, W 638-2Z Bearing ensures quiet and efficient operation. Its compact size and radial load capacity make it ideal for space-constrained designs.

Built for Versatility: W 638-2Z Bearing
This bearing works well in food processing equipment, thanks to its stainless steel materials meeting hygiene standards. The grease lubrication ensures long service life with minimal maintenance.

Automotive vs Aerospace: Applications of W 638-2Z Bearing
In automotive alternators, W 638-2Z Bearing handles moderate radial loads reliably. While not suited for extreme aerospace conditions, it excels in everyday mechanical systems.

Perfect Fit for Automation: W 638-2Z Bearing
W 638-2Z Bearing is a go-to choice for conveyor belt rollers in automated production lines. Its high-speed capability and durability keep operations running smoothly.

Q&A

SEND INQUIRY