| Owner: | Union Pacific Railroad Company |
| Type: | Bulkhead Flat |
| AAR Class: | FB: 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: | F141 |
| Detail Info: | Flat Car, Load Limit: Less than 155,000lb, Inside length: less than 53ft |
| Plate: | B |
| User Notes: | blt 7/67 |
