| Fersa | Diámetro interior (mm) | Diámetro exterior (mm) | T (mm) | Peso (Kg) |
|---|---|---|---|---|
| FDRK 4428 OB X | - | - | - | 12,04 |
| FDRK 4428 P | - | - | - | 13,20 |
| FDRK 442A | - | - | - | 18,30 |
| FDRK 442A OB | - | - | - | 17,30 |
| FDRK 443 | - | - | - | 15,00 |
| FDRK 443 OB | - | - | - | 17,80 |
| FDRK 4435 | - | - | - | 16,10 |
| FDRK 4435 OB | - | - | - | 16,10 |
| FDRK 4436 | - | - | - | 16,10 |
| FDRK 4437 | - | - | - | 14,90 |
| FDRK 443A | - | - | - | 18,30 |
| FDRK 443A OB | - | - | - | 18,20 |
| FDRK 444 | - | - | - | 16,60 |
| FDRK 444 OB | - | - | - | 17,00 |
| FDRK 4440 | - | - | - | 18,40 |
| FDRK 4440 OB | - | - | - | 18,00 |
| FDRK 4441 | - | - | - | 17,20 |
| FDRK 4441 OB | - | - | - | 16,80 |
| FDRK 4443 | - | - | - | 14,40 |
| FDRK 444A | - | - | - | 17,80 |