| Present Location | Carnforth |
| County Location | Lancashire |
| Designed For | BR |
| Build Location | Swindon |
| Built by | BR |
| Diagram number | 73 / AD103 |
| Lot number | 30717 |
| Type | FO |
| First Number | 3143 |
| Later Numbers | PATRICIA |
| Present Number | 3143 PATRICIA |
| Current Livery | West Coast Railways maroon |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Owner | West Coast Railway Company |
| External Structural Condition | Good |
| Internal Structural Condition | Good |
| Underframe Condition | Good |
| External Finish | Good |
| Internal Finish | Good |
| 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 | Many |
| Historical Importance | no Immediate Importance/Not Applicable |
| Storage | Secure Open |
| Operating | Yes |
| Survey Date | 13/02/2003 |
| Surveyor | Kevin Stroud |
| Photo Date | 23/06/2018 |
| Photo by | Steve West |
| At Risk | No |
| Date Record Last Updated | 05/06/2023 |
