| Present Location | Mid Hants |
| County Location | Hampshire |
| Designed For | BR |
| Build Location | Wolverton |
| Built by | BR |
| Diagram number | 98 |
| Lot number | 30507 |
| Type | RMB |
| First Number | 1851 |
| Present Number | S1851 |
| Current Livery | BR(S) Green |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | P 1982. B5 bogies - as built. Seating ex CEP/BEP electric units. Built for Southern Region. To East Somerset during 2005 for full refurbishment and repaint into SR Green, returned 09/05 and back in use. |
| Owner | WARCOR |
| External Structural Condition | Very Good |
| Internal Structural Condition | Very Good |
| Underframe Condition | Very Good |
| External Finish | Very Good |
| Internal Finish | Very Good |
| Degree of External Originality | As built/last Passenger rebuild (BR or before) |
| Degree of Internal Originality | Some replaced/reproduced material |
| Degree of Underframe/Running Gear Originality | As built/last Passenger rebuild (BR or before) |
| Degree of External Authenticity | Very Good |
| Degree of Internal Authenticity | Good |
| Degree of Underframe Authenticity | Very Good |
| Rarity | Several |
| Historical Importance | no Immediate Importance/Not Applicable |
| Storage | Secure Open |
| Operating | Yes |
| Survey Date | 15/05/2005 |
| Surveyor | Kevin Stroud |
| Photo Date | 21/07/2022 |
| Photo by | Steve West |
| At Risk | No |
| Date Record Last Updated | 16/08/2022 |
