| Owner: | St Louis Southwestern (Cotton Belt) |
| Type: | Box Car |
| AAR Class: | XL: 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: | A633 |
| Detail Info: | Equipped Box Car, Inside Length: 69' to 79', cushion draft gear/underframe, Sliding door, opening greater than 11 feet |
| Plate: | G |
| SSW Class: | B-70-70 |
| Max Gross Weight: | 220000 |
| Load Limit: | 126400 |
| Dry Capacity: | 7118 |
| Ext L/W/H: | 68' 1" / 10' 8" / 17' 0" |
| Int L/W/H: | 60' 9" / 9' 2" / 12' 9" |
| User Notes: | PCF 7129 |
