| Present Location | Great Central |
| County Location | Leicestershire |
| Designed For | BR |
| Built by | Metro Cammell |
| Diagram number | DP210 |
| Lot number | 30276 |
| Type | DMCL |
| First Number | 50321 |
| Later Numbers | M50321 53321 977900 E53321 |
| Present Number | M50321 |
| Current Livery | BR multiple unit green livery |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | P 2003. Ex-Sandite/Route Learning Unit 960993 at Longsight with vehicle 977899 (51427 - qv). Sandite equipment removed at GCR 4/03. Fully restored, re-upholstered and operational by 09/07. No vents. |
| Owner | Renaissance Railcars |
| 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 | Some 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 | Good |
| Degree of Internal Authenticity | Good |
| Degree of Underframe Authenticity | Good |
| Rarity | Many |
| Historical Importance | no Immediate Importance/Not Applicable |
| Storage | Secure Open |
| Operating | Yes |
| Survey Date | 08/09/2007 |
| Surveyor | Kevin Stroud |
| Photo Date | 10/03/2018 |
| Photo by | Steve West |
| At Risk | No |
| Date Record Last Updated | 29/07/2021 |
