| Owner: | BNSF Railway |
| Old Name: | Burlington Northern Santa Fe |
| Type: | Bulkhead Flat |
| AAR Class: | FBS: Specialty Bulkhead flat cars. Equipped with fixed or permanently attached movable bulkheads or ends a minimum of three feet in height and flat floor for general commodity loading. |
| AAR Type: | F451 |
| Detail Info: | Flat Car, Load Limit: 200,000lb and greater, Inside length: less than 53ft |
| Plate: | B |
| Max Gross Weight: | 263000 |
| Load Limit: | 214200 |
| Ext L/W/H: | 44' 2" / 10' 4" / 5' 8" |
| Int L/W/H: | 33' 6" / 9' 4" / 0' 0" |
