American Locomotive Company
Union Pacific 844
Union Pacific FEF-3
United States · 1944
Specification
| Class | Union Pacific FEF-3 |
|---|---|
| Nicknames | The Living Legend, FEF-3, 8444 |
| Builder | American Locomotive Company |
| Year introduced | 1944 |
| Country built | United States |
| Region | United States |
| Operators | Union Pacific Railroad |
| Era | Golden-age steam |
| Motive power | Steam |
| Role | Express |
| Whyte | 4-8-4 |
| UIC | 2′D2′ |
| Wheel arrangement | 4-8-4 |
| Gauge | 1,435 mm — standard gauge |
| Quantity built | 45 |
| Power | About 4,500 drawbar horsepower class |
| Tractive effort | 63,800 lbf |
| Top speed | 193 km/h · 120 mph |
| Weight | 486,340 lb engine |
| Length | 114 ft engine and tender |
| Status | Operational heritage |