| Present Location | Gwendraeth Valley Railway |
| County Location | Carmarthenshire |
| Designed For | BR |
| Built by | Pressed Steel |
| Diagram number | 811 / NI501 |
| Lot number | 30417 |
| Type | GUV |
| First Number | 86226 |
| Later Numbers | W86226 93226 |
| Present Number | None |
| Current Livery | BR Rail Blue |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | GUV NKV. P 1991 by TWERPS: purchased by Class 50 Group 1995, and to Mid Norfolk by 07/99. By 05/21: moved from Mid Norfolk Railway to Gwendraeth Valley Raiway, Coed Bach, near Kidwelly. |
| Owner | Class 50 Locomotive Association |
| 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 | Good |
| Degree of Internal Authenticity | Good |
| Degree of Underframe Authenticity | Good |
| Rarity | Many |
| Historical Importance | no Immediate Importance/Not Applicable |
| Storage | Secure Open |
| Operating | No |
| Survey Date | 24/09/2012 |
| Surveyor | David Wigley |
| Photo Date | 30/12/2017 |
| Photo by | Steve West |
| At Risk | No |
| Date Record Last Updated | 12/08/2021 |
