| FAG 1203 Bearing | 17 | 40 | 12 | FAG | Self-aligning Ball Bearings |
| NTN 6203-2RZ Bearing | 17 | 40 | 12 | NTN | Deep Groove Ball Bearings |
| FAG 30203 A+T2 DB017 Bearing | 17 | 40 | 12 | FAG | Tapered Roller Bearings |
| SKF 6203-Z Bearing | 17 | 40 | 12 | SKF | Deep Groove Ball Bearings |
| NSK 6203 NR Bearing | 17 | 40 | 12 | NSK | Deep Groove Ball Bearings |
| SKF 7203 BEC BP Bearing | 17 | 40 | 12 | SKF | Angular Contact Ball Bearings |
| NTN NU203E Bearing | 17 | 40 | 12 | NTN | Cylindrical Roller Bearings |
| MRC 6203 Bearing | 17 | 40 | 12 | MRC | Deep Groove Ball Bearings |
| FAG N203E Bearing | 17 | 40 | 12 | FAG | Cylindrical Roller Bearings |
| NTN 6203 N Bearing | 17 | 40 | 12 | NTN | Deep Groove Ball Bearings |