| Owner: | Norfolk Southern |
| Type: | Ballast Hopper |
| AAR Class: | HMS: Specialty Open top self-clearing car, having fixed sides and ends and bottom consisting of two divided hoppers with doors hinged crosswise of car and dumping between rails. |
| AAR Type: | K324 |
| Detail Info: | Hopper, Load Limit: 185,000 and greater, Less than 3000 cu ft capacity *Light Density Service |
| Plate: | B |
| NS Class: | H70 |
| Max Gross Weight: | 286000 |
| Load Limit: | 230200 |
| Dry Capacity: | 2430 |
| Ext L/W/H: | 44' 6" / 10' 8" / 13' 3" |
