| Abbreviation | Designation | |
|---|---|---|
| 90 | Triebfahrzeuge besonderer Bauart (German) Miscellaneous (tractive unit not otherwise classified) | class |
| 90 / EG | Egypt, Arab Republic of Egypt | country code |
| SX | Stansted Express | offer / trademark |
| Abbreviation | Designation | |
|---|---|---|
| 90 | Triebfahrzeuge besonderer Bauart (German) Miscellaneous (tractive unit not otherwise classified) | class |
| 90 / EG | Egypt, Arab Republic of Egypt | country code |
| SX | Stansted Express | offer / trademark |