| Owner: | Midwest Railcar Corporation |
| Type: | Box Car |
| AAR Class: | XLI: Insulated, Loader Equipped. Box car similar in design to "XM", with steel perforated side walls or equipped with interior side rails for securement of certain types of lading and/or permanently attached movable bulkheads. |
| AAR Type: | A446 |
| Detail Info: | Equipped Box Car, Inside Length: 49' to 59', cushion draft gear/underframe, Plug door, opening greater than 11 feet |
| Plate: | C |
| Max Gross Weight: | 263000 |
| Load Limit: | 180100 |
| Dry Capacity: | 4898 |
| Ext L/W/H: | 59' 0" / 10' 8" / 15' 2" |
| Int L/W/H: | 50' 6" / 9' 4" / 10' 4" |
| User Notes: | ex-SP 850138 |
