| Present Location | LT Museum Covent Garden |
| Designed For | Metropolitan |
| Build Location | Neasden |
| Type | S |
| First Number | 400 |
| Later Numbers | 6703, 519 |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | EMU 1921-40. P 1962, stored at Clay Cross & Preston Park till restoration by LT at W Ruislip 1976-8, but not on display till arrival Covent Garden in 1979. 515, 518, 519 variously on interior of doors. Very few carriage cards in position. |
| Owner | London Transport Museum |
| External Structural Condition | Good |
| Internal Structural Condition | Good |
| Underframe Condition | Good |
| External Finish | Good |
| Internal Finish | Good |
| Degree of External Originality | Some replaced/reproduced material |
| Degree of Internal Originality | Much replaced/reproduced material |
| Degree of Underframe/Running Gear Originality | As built/last Passenger rebuild (BR or before) |
| Degree of External Authenticity | Good |
| Degree of Internal Authenticity | Good |
| Degree of Underframe Authenticity | Good |
| Rarity | Unique |
| Historical Importance | Very Important |
| Storage | Secure Building |
| Operating | No |
| Survey Date | 14/07/1999 |
| Surveyor | Paul Holroyd |
| Photo Date | 14/07/1999 |
| At Risk | No |
