| Owner: | Arkansas-Oklahoma Railroad |
| Type: | Box Car |
| AAR Class: | XM: Box car for general service equipped with side or side and end doors. |
| AAR Type: | B635 |
| Detail Info: | Unequipped Box Car, Inside Length: 69' to 79', cushion draft gear/underframe, Plug door, inside width 9ft 6in and over, Door opening 11ft to 13ft |
| Plate: | F |
| Max Gross Weight: | 286000 |
| Load Limit: | 210000 |
| Dry Capacity: | 7583 |
| User Notes: | Load Limit: 210000 |
