| Fersa | Diâmetro interior (mm) | Diâmetro exterior (mm) | T (mm) | Peso: kg |
|---|---|---|---|---|
| FDRK 439A | - | - | - | 16,70 |
| FDRK 439A OB | - | - | - | 15,80 |
| FDRK 4400 | - | - | - | 6,80 |
| FDRK 4400 OB | - | - | - | 6,30 |
| FDRK 4405 | - | - | - | 11,80 |
| FDRK 4406 | - | - | - | 11,30 |
| FDRK 4406 OB | - | - | - | 10,70 |
| FDRK 4406 P | - | - | - | 11,30 |
| FDRK 441 | - | - | - | 15,00 |
| FDRK 441 OB | - | - | - | 17,80 |
| FDRK 4415 | - | - | - | 13,30 |
| FDRK 441A | - | - | - | 18,40 |
| FDRK 442 | - | - | - | 18,60 |
| FDRK 442 OB | - | - | - | 17,50 |
| FDRK 4420 | - | - | - | 15,10 |
| FDRK 4422 | - | - | - | 14,20 |
| FDRK 4422 OB | - | - | - | 13,90 |
| FDRK 4423 | - | - | - | 14,20 |
| FDRK 4423 OB | - | - | - | 13,90 |
| FDRK 4423 P | - | - | - | 14,20 |