| Owner: | Canadian National Railways |
| Type: | Gondola |
| AAR Class: | GT: Open top car, having high fixed sides and fixed or hinged ends and solid bottom, suitable for unloading on dumping machines only. |
| AAR Type: | J303 |
| Detail Info: | Gondola, Load Limit: 185,000 and greater, Flat Bottom, Inside Length: 52-61ft |
| Plate: | C |
| Max Gross Weight: | 286000 |
| Load Limit: | 228600 |
| Dry Capacity: | 4000 |
| Ext L/W/H: | 58' 7" / 10' 8" / 11' 11" |
| Int L/W/H: | 52' 4" / 9' 10" / 8' 5" |
