The SKF 628/8-2Z Bearing HV is a miniature deep groove ball bearing, specifically designed for applications requiring compact dimensions and precision. Manufactured by SKF, this bearing measures 8 mm in bore diameter, 16 mm in outer diameter, and 5 mm in width. Its small size makes it suitable for a variety of industrial purposes where space constraints are a concern, such as in high-speed miniature motors and precision instruments. The SKF 628/8-2Z bearing is engineered to deliver reliable performance in demanding environments, serving industries that require precision and stability.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 8 mm |
| Outer diameter (D) | 16 mm |
| Width (B) | 5 mm |
| Weight | 0.005 kg |
| Basic dynamic load rating (C) | 1.28 kN |
| Basic static load rating (C0) | 0.48 kN |
| Limiting speed | 70,000 rpm |
| Shielding / Sealing | ZZ |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | CN |
Technical advantages
The SKF 628/8-2Z bearing offers numerous technical benefits that enhance its suitability for various applications:
- Compact design with a bore diameter of 8 mm, fitting into tight spaces without compromising performance.
- Capable of continuous operation at speeds up to 70,000 rpm due to precision-engineered components.
- Constructed from heat-treated 100Cr6 chrome steel, providing excellent resistance to rolling-contact fatigue.
- Standard CN internal clearance, ensuring ideal fit for assemblies that do not require preload.
- Double shielded (ZZ) design, offering protection against dust and other particulate contaminants.
Typical applications
The SKF 628/8-2Z bearing is versatile and finds use in a variety of specific industrial sectors:
- Measurement and laboratory instruments (optical encoders, electronic micrometers)
- Aeromodelling and drones (brushless motors, planetary gearboxes)
- Dental equipment (turbines, contra-angles, micromotors)
- Precision robotics (harmonic drive reducers, cardan joints)
- Medical devices (peristaltic pumps, lung ventilators, microscopes)
Availability and ordering
Eurobearing.eu is your trusted B2B supplier for the SKF 628/8-2Z Bearing HV. We ensure fast availability for this product, and you have the option to request a quote for bulk quantities. Add the SKF 628/8-2Z bearing to your cart today or contact us for a quotation to meet your industrial needs efficiently.
