| Present Location | Carnforth |
| County Location | Lancashire |
| Designed For | BR |
| Build Location | Wolverton |
| Built by | BR |
| Diagram number | 1 |
| Lot number | 30722 |
| Type | SLF |
| First Number | 2131 |
| Later Numbers | M2131 |
| Present Number | M2131 |
| Current Livery | BR Rail Blue and Pearl Grey |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | No |
| Additional Notes | P 1984 by A4 Loco Soc, at Carnforth. Briefly on WSR 10/90 but dangerous condition (Pullman bogies with cut spring hangers, asbestos within) caused its immediate removal. OOU, derelict. Much of interior is however complete. 08/20: confirmed still at Carnforth - further deterioration in condition. |
| Owner | West Coast Railway Company |
| External Structural Condition | Poor but Substantially Complete |
| Internal Structural Condition | Poor and Incomplete |
| Underframe Condition | Fair |
| External Finish | Poor but Substantially Complete |
| Internal Finish | Poor and Incomplete |
| 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 | Very Good |
| Degree of Internal Authenticity | Very Good |
| Degree of Underframe Authenticity | Very Good |
| Rarity | Several |
| Historical Importance | no Immediate Importance/Not Applicable |
| Storage | Secure Open |
| Operating | No |
| Survey Date | 26/07/2008 |
| Surveyor | Kevin Stroud |
| Photo Date | 27/08/2020 |
| Photo by | Craig Browning |
| At Risk | Yes |
| Date Record Last Updated | 05/10/2020 |
