| Owner: | Maine Central |
| Type: | Box Car |
| AAR Class: | XM: Box car for general service equipped with side or side and end doors. |
| AAR Type: | B314 |
| Detail Info: | Unequipped Box Car, Inside Length: 49' to 59', Sliding doors, inside width 9ft 6in and over, Door opening 10ft to 11ft |
| Plate: | C |
| Builder: | Berwick Forge & Fabricating |
| Max Gross Weight: | 220000 |
| Dry Capacity: | 5277 |
