bearings
| ISO | 81210 |
| GOST | 81210 9210 |
| Inner diameter (d, mm) | 50 |
| Outer diameter (D, mm) | 78 |
| Width (height) (B, mm) | 22 |
| Weight (m,kg) | 0,36 |
| Dynamic bearing capacity (C, kH) | 68000 |
| Static bearing capacity (Co, kH) | 285000 |
| Speed at the grease (n prev. Rev / min) | - |
| Speed at the liquid lubricant (n prev. Rev / min) | - |