| Canadian National Railways |
| J (4-6-2) |
| classesDriver diameter - 70" and less |
|
| Key
"-" = complete number range
"≠" = incomplete number range
"( )" = assigned but never carried |
| J-1-a |
CNR |
5000-5003 |
MLW |
1913 |
- |
| J-3-a |
CNR |
5030-5048 |
Baldwin |
1912 |
- |
| J-3-b |
CNR |
5049-5079 |
MLW |
1913 |
- |
| J-4-a |
CNR |
5080-5084 |
MLW |
1914 |
- |
| J-4-b |
CNR |
5085-5089 |
CLC |
1916 |
- |
| J-4-c |
CNR |
5090-5099 |
MLW |
1918 |
- |
| J-4-d |
CNR |
5100-5124 |
MLW |
1919 |
- |
| J-4-e |
CNR |
5125-5144 |
MLW |
1920 |
- |
| J-4-f |
CNR |
5145-5156 |
MLW |
1920 |
- |
| J-7-a |
CNR |
5250-5279 |
MLW |
1918 |
- |
| J-7-b |
CNR |
5280-5294 |
MLW |
1918-1919 |
- |
| J-7-c |
CNR |
5295-5304 |
MLW |
1920 |
- |
| J-8-a |
CNR |
590-595 |
Baldwin |
1920 |
- |
| J-8-b |
CNR |
596-597 |
BaldwinMLW |
1926 |
- |
| J-8-c |
CNR |
598-599 |
ALCO-S |
1929 |
- |
 |