| NSK NF 203 Bearing | 17 | 40 | 12 | NSK | Cylindrical Roller Bearings |
| RHP 6203-2RS Bearing | 17 | 40 | 12 | RHP | Deep Groove Ball Bearings |
| NACHI 1203 Bearing | 17 | 40 | 12 | NACHI | Self-aligning Ball Bearings |
| SKF 7203 BECBP Bearing | 17 | 40 | 12 | SKF | Angular Contact Ball Bearings |
| NACHI NU 203 E Bearing | 17 | 40 | 12 | NACHI | Cylindrical Roller Bearings |
| FAG NU203E Bearing | 17 | 40 | 12 | FAG | Cylindrical Roller Bearings |
| MRC 6203-Z Bearing | 17 | 40 | 12 | MRC | Deep Groove Ball Bearings |
| FAG 30203A+T2DB017 Bearing | 17 | 40 | 12 | FAG | Tapered Roller Bearings |
| RHP NU 203 Bearing | 17 | 40 | 12 | RHP | Cylindrical Roller Bearings |
| NTN 6203N Bearing | 17 | 40 | 12 | NTN | Deep Groove Ball Bearings |