| Owner: | Union Pacific Railroad Company |
| Type: | Gondola |
| AAR Class: | GBS: Specialty Open top car, having fixed sides, fixed or drop ends and solid bottom. |
| AAR Type: | E531 |
| Detail Info: | Equipped Gondola, Inside Length: 52-61ft, Coil Steel/aluminum equipped car |
| Plate: | B |
| Max Gross Weight: | 286000 |
| Load Limit: | 208900 |
| Dry Capacity: | 2743 |
| Ext L/W/H: | 56' 11" / 10' 8" / 14' 4" |
| Int L/W/H: | 52' 6" / 9' 4" / 5' 6" |
