Hornby R3717 SR Merchant Navy Class 4-6-2 21C7 Aberdeen Commonwealth - Era 3
| Length | 285mm |
| DCC Type | DCC Ready |
| Period | Era 3 (1923 - 1947) |
| Operator/Livery | SR, Wartime Black |
| Class | Merchant Navy Class |
| Designer | OVS Bulleid |
| Entered Service | 1942 |
| Minimum Curve | R2 |
| Motor | 5 Pole Skew Wound |
| Wheel Configuration | 4-6-2 |