| NSK 1203 Bearing | 17 | 40 | 12 | NSK | Self-aligning Ball Bearings |
| SKF 7203BECBM* Bearing | 17 | 40 | 12 | SKF | Angular Contact Ball Bearings |
| SKF 6203-RZ Bearing | 17 | 40 | 12 | SKF | Deep Groove Ball Bearings |
| FAG NJ203E+HJ203E Bearing | 17 | 40 | 12 | FAG | Cylindrical Roller Bearings |
| FLT NUP203 Bearing | 17 | 40 | 12 | FLT | Cylindrical Roller Bearings |
| KOYO NF203 Bearing | 17 | 40 | 12 | KOYO | Cylindrical Roller Bearings |
| SKF 6203-2Z Bearing | 17 | 40 | 12 | SKF | Deep Groove Ball Bearings |
| NACHI 6203-RZ Bearing | 17 | 40 | 12 | NACHI | Deep Groove Ball Bearings |
| KOYO 6203RS Bearing | 17 | 40 | 12 | KOYO | Deep Groove Ball Bearings |
| NSK 6203-RZ Bearing | 17 | 40 | 12 | NSK | Deep Groove Ball Bearings |