List of SNCB/NMBS classes
This is a list of SNCB/NMBS locomotive classes, classes of locomotive operated by the National Railway Company of Belgium.
Diesel locomotives
The class 77 are used both as line engines in up to triple units for freight trains, and as shunting engines. Commutation between operation at maximum and maximum can be done while the locomotive is halted.Steam locomotives
| Class | Photograph | Year | Number | Status | Withdrawn | Power | Notes |
| De Ridder | 1842 | 9 | Withdrawn | 1890 | |||
| Type 1 | 1935 | 35 | Withdrawn | 1962 | 2500 hp | ||
| Type 7 | 1921–1923 | 75 | Withdrawn | 1962 | 1600 hp | ||
| Type 10 | 1912–1914 | 58 | Withdrawn | 1962 | 1950–2250 hp | ||
| Type 12 | 1939 | 6 | Withdrawn | 1962 | 2260 hp | ||
| Type 16 | 1907–1913 | 78 | Withdrawn | 1964 | 980 hp | ||
| Type 18 | 1902–1905 | 134 | Withdrawn | 1964 | 980 hp | ||
| Type 26 | 1945 | 100 | Withdrawn | 1960s | 1600 hp | ||
| Type 29 | 1945 | 300 | Withdrawn | 1960s | 2000 hp | ||
| Type 41 | 1905–1914 | 307 | Withdrawn | 1959 | 1000 hp | ||
| Type 44 | 1902–1909 | 502 | Withdrawn | 1949 | 900 hp | ||
| Type 51 | 1866–1904 | 370 | Withdrawn | 1961 | |||
| Type 53 | 1904–1927 | 437 | Withdrawn | 1961 | 700 hp | ||
| Type 64 | 1908 | 168 | Withdrawn | 1965 | 1160 hp |
- SNCB Type 1: 4–6–2
- SNCB Type 7: 4–6–0
- SNCB Type 10: 4–6–2
- SNCB Type 12: 4–4–2
- SNCB Type 16: 2–6–0
- SNCB Type 17: 4–4–0
- SNCB Type 25: 0–6–0
- SNCB Type 26: 2–10–0
- SNCB Type 29: 2–8–0
- SNCB Type 31: 2–6–0
- SNCB Type 36: 2–10–0
- SNCB Type 53: 0–8–0T
- SNCB Type 58: 0–6–0T
- SNCB Type 64: 4–6–0
- SNCB Type 81: 0–8–0
- SNCB Type 93: 2–6–0T
- SNCB Type 98: 0–10–0T
- No.2096