bearings
| ISO | 6306 N |
| GOST | 6306 N 50306 |
| Inner diameter (d, mm) | 30 |
| Outer diameter (D, mm) | 72 |
| Width (height) (B, mm) | 19 |
| Weight (m,kg) | 0,3500 |
| Dynamic bearing capacity (C, kH) | 28,1 |
| Static bearing capacity (Co, kH) | 16 |
| Speed at the grease (n prev. Rev / min) | 9000 |
| Speed at the liquid lubricant (n prev. Rev / min) | 11000 |