The 638/8-2Z Bearing is a miniature deep groove ball bearing, measuring 8x16x6 mm, designed for precision applications. This component, categorized under deep groove ball bearings micro, offers efficient performance in compact spaces. Ideal for industries requiring small yet robust solutions, it is built to support radial and axial loads. With its compact design and reliable construction, the 638/8-2Z Bearing is suitable for use in various industrial sectors where precision is paramount.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 8 mm |
| Outer diameter (D) | 16 mm |
| Width (B) | 6 mm |
| Basic dynamic load rating (C) | 2.56 kN |
| Basic static load rating (C0) | 0.96 kN |
| Limiting speed | 40,000 rpm |
| Shielding / Sealing | ZZ |
| Ring material | Chrome steel 100Cr6 |
| Factory lubrication | Grease |
| Precision class | P0 / ABEC-1 |
Technical advantages
This 638/8-2Z Bearing offers several technical benefits that make it suitable for demanding applications:
- Compact dimensions of 8x16x6 mm ensure fitment in tight spaces without compromising load capacity.
- Operates efficiently up to 40,000 rpm due to optimized ball geometry and precision manufacturing.
- Built with 100Cr6 chrome steel, providing superior fatigue resistance over extended use.
- Standard P0 precision class offers adequate accuracy for general-purpose applications.
- ZZ shielding provides solid protection against contaminants, ensuring reliable operation.
Typical applications
The 638/8-2Z Bearing is versatile and can be used across various industries:
- Measurement and laboratory instruments, including optical encoders and electronic micrometers.
- Aeromodelling and drones, such as brushless motors and planetary gearboxes.
- Dental equipment, comprising turbines and contra-angles.
- Precision robotics, including harmonic drive reducers and cardan joints.
Availability and ordering
Eurobearing.eu, as a specialized B2B supplier, ensures fast availability of the 63882Z-ECO bearing. Customers can easily add this product to their cart or request a quotation for bulk purchases.

