Bearing
| ISO | 6811 2RS |
| GOST | 1180811 8882-75 6811 2RS |
| Inner diameter (d, mm) | 55 |
| Outer diameter (D, mm) | 72 |
| Width (height) (B, mm) | 9 |
| Weight (m,kg) | 0,0810 |
| Dynamic bearing capacity (C, kH) | 8,8 |
| Static bearing capacity (Co, kH) | 8,5 |
| Speed at the grease (n prev. Rev / min) | 4800 |
| Speed at the liquid lubricant (n prev. Rev / min) | 10000 |