| Present Location | Pontypool Blaenavon |
| Designed For | BR |
| Built by | Pressed Steel |
| Diagram number | 711 |
| Lot number | 30400 |
| Type | BG |
| First Number | 81453 |
| Later Numbers | M81453 NEX92311 |
| Present Number | NEX92311 |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | No |
| Additional Notes | BR1 bogies changed to Commonwealth on conversion to NEX (parcels sector). Riviera Trains: to Blaenavon 9/04. Repainted from Parcels livery to maroon and renumbered back to M81453. After further work, back into service 6/06. |
| Owner | Pontypool & Blaenavon Railway Company |
| External Structural Condition | Satisfactory |
| 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 | Open |
| Operating | Yes |
| Survey Date | 24/09/2004 |
| Surveyor | John Down |
| Photo Date | 24/09/2004 |
| Photo by | John Down |
| At Risk | No |
| Date Record Last Updated | 13/08/2009 |