Laagrid Rulllaagrid Silinderavaga sfäärilised 31821/500
bearings
| ISO | NN 30/500 K |
| GOST | NN 30/500 K 31821/500 |
| Inner diameter (d, mm) | 500 |
| Outer diameter (D, mm) | 720 |
| Width (height) (B, mm) | 167 |
| Weight (m,kg) | 213 |
| Dynamic bearing capacity (C, kH) | 2500 |
| Static bearing capacity (Co, kH) | 3100 |
| Speed at the grease (n prev. Rev / min) | - |
| Speed at the liquid lubricant (n prev. Rev / min) | - |