| Bore diameter | d | 17 | mm |
| Width | B | 14 | mm |
| Basic static load rating, radial | C0r | 6,500 | |
| Limiting speed | nG | 18,900 |
| Outside diameter | D | 47 | mm |
| Basic dynamic load rating, radial | Cr | 14,400 | |
| Fatigue load limit, radial | Cur | 435 | N |
| Reference speed | nϑr | 15,900 |
| Minimum diameter shaft shoulder | da min | 22,60 | mm |
| Maximum fillet radius | ra max | 1 | mm |
| Maximum diameter of housing shoulder | Da max | 41,40 | mm |
| Minimum chamfer dimension | rmin | 1 | mm |
| Shoulder diameter inner ring | d1 | 26,20 | mm |
| Caliber diameter outer ring | D2 | 39,30 | mm |
| Fabricante | Referencia |
|---|---|
| Fafnir | 303KD |
| Bearings Company of America | 303S |
| Neuweg Fertigung GmbH | 6303Z |
| Torrington | T7303 |
| Faun | 5069260 |
| Porsche | 0009943300 |
| GMN | 6303Z |
| Steyr-Daimler-Puch | 0089810305 |
| NSK | 6303 Z (NSK) |
| SKF | 6303-Z (SKF) |
| Federal Bearings | 1303F |
| Marlin-Rockwell Corp. | 303-SF |
| Steyr-Daimler-Puch | 000625106303 |
| Volkswagen | 021903221B |
| SKF | 465754 |
| RIV Officine di Villar Perosa | 4BPL |
| GPZ Bearings | 60303 |
| MGM Bearings | 6303Z |
| Steyr-Daimler-Puch | 6303Z |
| Fischer Bearings | 6303P |
| RHP | 6303Z |
| ZKL-ZVL | 6303Z |
| Hyatt | 7603 |
| NTN | 6303Z |
| Koyo | 6303Z (KOYO) |
| SKF | 6303-Z/QE6 (SKF) |
| Hoover | 7303 |
| FLT | 6303Z |
| Volvo | 181029 |
| DAF-Truck | 246557 |
| Fiat | 28040050 |
| SKC | 3015030 |
| White Motor | 340371 |
| Steyr-Daimler-Puch | 4467689921 |
| Steyr-Daimler-Puch | 689921 |
| Fiat | 804005 |
| White Motor | X867 |
| MAN | 87.51160.0402 |
| Piaggio | 21547 |
| Isuzu | 9-00090-035-0 |
| Yamaha | 93306-30304 |
| Yamaha | 93306-30306 |
| Honda | 96120-63030 |
| Toyota | 97110-06303 |
| Mazda | 9960-61-2030 |
| ZF | 0635333075 |
| FORD | B6A10095A |
| FORD | FBN10095A |
| Steyr-Daimler-Puch | N000625106303 |
| Porsche | 047259 |
| Mitsubishi | MS556183 |
| White Motor | 1S0301 |
