| Owner: | Norfolk Southern |
| 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: | A435 |
| Detail Info: | Equipped Box Car, Inside Length: 49' to 59', cushion draft gear/underframe, Plug door, opening between 9 and 11 feet |
| Plate: | C |
| NS Class: | BS186 |
| Max Gross Weight: | 263000 |
| Load Limit: | 185000 |
| Dry Capacity: | 5139 |
| Ext L/W/H: | 60' 5" / 10' 8" / 15' 1" |
| Int L/W/H: | 50' 6" / 9' 4" / 10' 10" |
| User Notes: | ex-SOU 551454 exx-SOU 18880 |
