Bearing
| ISO | 618/4 |
| GOST | 1000084 8338-75 618/4 |
| Inner diameter (d, mm) | 4 |
| Outer diameter (D, mm) | 9 |
| Width (height) (B, mm) | 2,5 |
| Weight (m,kg) | 0,0007 |
| Dynamic bearing capacity (C, kH) | 0,54 |
| Static bearing capacity (Co, kH) | 0,186 |
| Speed at the grease (n prev. Rev / min) | 36000 |
| Speed at the liquid lubricant (n prev. Rev / min) | 43000 |