| Bore diameter | d | 55 | mm |
| Width | B | 43 | mm |
| Basic static load rating, radial | C0r | 90,000 | |
| Limiting speed | nG | 4,350 |
| Outside diameter | D | 120 | mm |
| Basic dynamic load rating, radial | Cr | 111,000 | |
| Fatigue load limit, radial | Cur | 5,600 | |
| Reference speed | nϑr | 4,650 |
| Minimum diameter shaft shoulder | da min | 66 | mm |
| Maximum fillet radius | ra max | 2 | mm |
| Maximum diameter of housing shoulder | Da max | 109 | mm |
| Minimum chamfer dimension | rmin | 2 | mm |
| Shoulder diameter inner ring | d1 | 80.40 | mm |
| Shoulder diameter outer ring | D1 | 105.30 | mm |
| Manufacturer | Part Number |
|---|---|
| Fiat | 679519 |
| Fiat | 1862 |
| ISO | 55BF23 |
| Fiat | 18162 |
| Continental Freres | 60130 |
| RIV Officine di Villar Perosa | 12BB |
| Alfatec | 2900.60261 |
| SKF | 4311 (SKF) |
| SNR | 4311A (SNR) |
| Fiat | 657689 |
| Fiat | 73001 |
| Koyo | 4311 |
| NSK | 4311 |
| SNR | 4311 |
| Steyr-Daimler-Puch | 4311A/TG |
| SKF | 4311-A TN9 (SKF) |
| NSK | 4311 BTNG (NSK) |
| RHP | 4311BTNH |
| GPZ Bearings | 910311 |
| Fiat | 26795190 |
| Fiat | 26791590 |
| SKC | 5941786 |
| SKC | 3945306 |
| Renault | 8022484 |
