American Locomotive Company
NYC Hudson
New York Central J-3a
United States · 1937
Specification
| Class | New York Central J-3a |
|---|---|
| Nicknames | J-3a, Dreyfuss Hudson |
| Builder | American Locomotive Company |
| Year introduced | 1937 |
| Country built | United States |
| Region | United States |
| Operators | New York Central Railroad |
| Era | Golden-age steam |
| Motive power | Steam |
| Role | Express |
| Whyte | 4-6-4 |
| UIC | 2′C2′ |
| Wheel arrangement | 4-6-4 |
| Gauge | 1,435 mm — standard gauge |
| Quantity built | 275 |
| Power | About 4,700 indicated horsepower on test for a late J-3a |
| Tractive effort | About 43,440 lbf, plus booster on many engines |
| Top speed | 160 km/h · 99 mph |
| Weight | About 360,000 lb engine for a late Hudson |
| Length | About 97 ft with tender |
| Status | Scrapped |