| Present Location | Bluebell |
| County Location | West Sussex |
| Designed For | BR |
| Build Location | Swindon |
| Built by | BR |
| Diagram number | 171 AB301 |
| Lot number | 30669 |
| Type | BCK |
| First Number | 21246 |
| Later Numbers | M21246 |
| Present Number | S21246 |
| Current Livery | BR(S) Green |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | Ex Charter Train set BN94 (blue/grey). Sold by EWS 09/09 and moved from Old Oak Common to East Somerset Railway for storage. Sold to Bluebell 07/11. 08/15: restoration under way. 12/18: comprehensive overhaul (including bogies and underframe) completed and returned to traffic for Santa Specials. |
| Owner | Bluebell Railway |
| 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 | Many |
| Historical Importance | no Immediate Importance/Not Applicable |
| Storage | Secure Open |
| Operating | Yes |
| Survey Date | 18/03/2012 |
| Surveyor | David Wigley |
| Photo Date | 14/10/2023 |
| Photo by | Kian Hollow |
| At Risk | No |
| Date Record Last Updated | 20/11/2023 |
