| Present Location | Margate |
| County Location | Kent |
| Designed For | SR |
| Build Location | Eastleigh |
| Diagram number | 2013 |
| Lot number | 3351 |
| Type | TT |
| First Number | 10239 |
| Present Number | 10239 |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | Lancing/Eastleigh. Augmentation coach, in "4-SUB" Set 4732 from 1951. P 1984 by BR, initially at Brighton (at times Selhurst) till 1996, then Long Marston. With 12795, 12354 and 12796 (qv) forms 4-SUB Unit 4732. 07/06/2018: following closure of Electric Railway Museum at Coventry, now located at Locomotive Storage Ltd site at Westwood, Margate (part of Hornby works, being planned for a future public railway heritage attraction to be called the One:One Collection). |
| Owner | 4-Sub Association |
| External Structural Condition | Fair |
| Internal Structural Condition | Poor but Substantially Complete |
| Underframe Condition | Good |
| External Finish | Satisfactory |
| Internal Finish | Poor but Substantially Complete |
| Degree of External Originality | As built/last Passenger rebuild (BR or before) |
| Degree of Internal Originality | As built/last Passenger rebuild (BR or before) |
| 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 | Few |
| Historical Importance | Some Importance |
| Storage | Secure Building |
| Operating | No |
| Survey Date | 13/07/2013 |
| Surveyor | David Wigley |
| Photo Date | 10/09/2021 |
| Photo by | Christopher Hurst |
| At Risk | No |
| Date Record Last Updated | 28/11/2021 |
