London and North Eastern Railway, Doncaster
Flying Scotsman
LNER A1, rebuilt as A3
England · 1923
1923 · Golden-age steam · Steam
Flying Scotsman
4472 · 60103 · Gresley A3
Operational heritage · 4-6-2 · Whyte 4-6-2
Specification
| Class | LNER A1, rebuilt as A3 |
|---|---|
| Nicknames | 4472, 60103, Gresley A3 |
| Builder | London and North Eastern Railway, Doncaster |
| Year introduced | 1923 |
| Country built | England |
| Region | Britain |
| Operators | London and North Eastern Railway, British Railways |
| Era | Golden-age steam |
| Motive power | Steam |
| Role | Express |
| Whyte | 4-6-2 |
| UIC | 2′C1′ |
| Wheel arrangement | 4-6-2 |
| Gauge | 1,435 mm — standard gauge |
| Quantity built | 79 |
| Power | Three cylinders; about 2,000 drawbar horsepower as an A3 |
| Tractive effort | 32,909 lbf as an A3 |
| Top speed | 161 km/h · 100 mph |
| Weight | About 96 long tons engine as an A3 |
| Length | About 70 ft with tender; often seen with two tenders in preservation |
| Status | Operational heritage |