bearings
| ISO | 6004 |
| GOST | 6004 104 |
| Inner diameter (d, mm) | 20 |
| Outer diameter (D, mm) | 42 |
| Width (height) (B, mm) | 12 |
| Weight (m,kg) | 0,0700 |
| Dynamic bearing capacity (C, kH) | 9,36 |
| Static bearing capacity (Co, kH) | 4,5 |
| Speed at the grease (n prev. Rev / min) | - |
| Speed at the liquid lubricant (n prev. Rev / min) | - |