| Present Location | Bluebell |
| County Location | West Sussex |
| Designed For | BR |
| Build Location | Derby |
| Built by | BR |
| Diagram number | 146 |
| Lot number | 30685 |
| Type | SK |
| First Number | 25728 |
| Later Numbers | M25728, M18728, 18728 |
| Present Number | S25728 |
| 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 1991 Mk1 37T. Bluebell 26.7.91 Major structural overhaul completed 1994. Lighting converted back to original bulbs, but retains modern moquette. Full repaint into BR(S) green in 2003. |
| Owner | Bluebell Railway |
| 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 | Some replaced/reproduced material |
| Degree of Underframe/Running Gear Originality | Some replaced/reproduced material |
| Degree of External Authenticity | Very Good |
| Degree of Internal Authenticity | Very Good |
| Degree of Underframe Authenticity | Very Good |
| Rarity | Many |
| Historical Importance | Some Interest |
| Storage | Secure Open |
| Operating | Yes |
| Survey Date | 25/08/2004 |
| Surveyor | Kevin Stroud |
| Photo Date | 08/08/2015 |
| Photo by | Steve West |
| At Risk | No |
| Date Record Last Updated | 28/04/2023 |
