| 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: | J301 |
| Detail Info: | Gondola, Load Limit: 185,000 and greater, Flat Bottom, Inside Length: 36-48ft |
| Plate: | B |
| Max Gross Weight: | 263000 |
| Load Limit: | 210900 |
| Dry Capacity: | 2300 |
| Ext L/W/H: | 40' 11" / 10' 6" / 10' 8" |
| Int L/W/H: | 36' 0" / 9' 10" / 7' 0" |
