Bearing
| ISO | 81280 |
| GOST | 9280 23526-79 81280 |
| Inner diameter (d, mm) | 400 |
| Outer diameter (D, mm) | 540 |
| Width (height) (B, mm) | 112 |
| Weight (m,kg) | 73 |
| Dynamic bearing capacity (C, kH) | 2080000 |
| Static bearing capacity (Co, kH) | 10000000 |
| Speed at the grease (n prev. Rev / min) | - |
| Speed at the liquid lubricant (n prev. Rev / min) | - |