| Present Location | Bluebell |
| County Location | West Sussex |
| Designed For | SR |
| Build Location | Eastleigh |
| Diagram number | 2403 |
| Lot number | 799 |
| Type | BCK |
| First Number | 6686 |
| Later Numbers | S6686S |
| Present Number | 6686 |
| Current Livery | SR Olive Green |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | P 1967 by Southern Loco Pres Co at Droxford, briefly in Fareham goods shed 1970, Liss till 1971, Bluebell 10/71. Extensive overhaul 1987-1997 with much bodywork replaced. Lined SR Olive Green livery, 'Highly Commended' in 1998/9 HRA Carriage Competition. From Spring 2019: first-class seating being re-trimmed in SR-pattern “Bird of Paradise”, whilst remaining available for service - work planned on seat structures. |
| Owner | Bluebell Railway |
| External Structural Condition | Very Good |
| Internal Structural Condition | Very Good |
| Underframe Condition | Very Good |
| External Finish | Very Good |
| Internal Finish | Very Good |
| Degree of External Originality | Much 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 | Few |
| Historical Importance | Some Importance |
| Storage | Secure Open |
| Operating | Yes |
| Survey Date | 25/08/2004 |
| Surveyor | Kevin Stroud |
| Photo Date | 09/04/2015 |
| Photo by | Steve West |
| At Risk | No |
| Date Record Last Updated | 29/04/2023 |
