| Owner: | National Gypsum Co |
| Type: | Open Hopper |
| AAR Class: | HKS: Specialty Open top self-clearing car, having fixed sides and ends and bottom consisting of two or more divided hoppers dumping outside and/or inside of rails. |
| AAR Type: | K304 |
| Detail Info: | Hopper, Load Limit: 185,000 and greater, Less than 3000 cu ft capacity *Light Density Service |
| Plate: | B |
| Max Gross Weight: | 286000 |
| Load Limit: | 227700 |
| Dry Capacity: | 2525 |
| Ext L/W/H: | 44' 6" / 10' 8" / 12' 1" |
| User Notes: | Built by Johnstown America |
