| 6203-2Z/C3WT SKF Single row, Shield on both sides | Discontinued | | |
| 6203-2Z/C4 SKF Single row, Shield on both sides | Discontinued | | |
| 6203-2Z/LHT23 SKF Single row, Shield on both sides | Discontinued | | |
| 6203-2Z/WT SKF Single row, Shield on both sides | Discontinued | | |
| 6203-2ZNR SKF Single row, Shield on both sides | Delivery 7-10 Days | | |
| 6203-2ZTN9/C3LHT23 SKF Single row, Shield on both sides | Discontinued | | |
| 6203-RSH SKF Single row, Contact seal on one side | Discontinued | | |
| 6203-RSH/C3 SKF Single row, clearance greater than Normal | Discontinued | | |
| 6203-Z MTK | Delivery 7-10 Days | | |
| 6203-Z SKF Single row, Shield on one side | Discontinued | | |
| 6203-Z/C3 SKF Single row, Shield on one side | Discontinued | | |
| 6203-ZTN9/C3LHT23 SKF Single row, Shield on one side | Discontinued | | |
| 6203/C2 SKF Single row, Radial internal clearance smaller than Normal | Discontinued | | |
| 6203/C3 SKF Single row, Radial internal clearance greater than Normal | Delivery 7-10 Days | | |
| 6203/C4 SKF Single row, Radial internal clearance greater than C3 | Discontinued | | |
| 6203/W64 SKF single row with solid oil lubricant | Discontinued | | |
| 6203N MTK Deep Groove Ball Bearing | Delivery 7-10 Days | | |
| 6204 ETN9 SKF Single row, with polymide cage | Discontinued | | |
| 6204 ETN9/C3H SKF Single row, clearance greater than Normal | Discontinued | | |
| 6204 MA/C3 SKF Single row, clearance greater than Normal | Discontinued | | |