33901 to 33950
- Axle: C
- Total quantity: 50
- First year: 1916 or earlier
- Manufactured in Russia by Kolomna. Referred to in Turkey as "KALOMINKAS"
- 750mm gauge
Used on Sarıkamış to Erzurum line. Probably all out of service by 1956 but 33914 and 33921 (both coal burners) reported to be working on the Samsun line in November 1955.
Engine main characteristics
| Engine axle type | C | |
| Weight empty | 9.5 t | |
| Weight service | 10.5 t | |
| Max Axle load | 3.5 t | |
| Wheels | 590 mm | |
| Number of cylinder | 2 | |
| Cylinder dia | 250 mm | |
| Piston stroke | 300 mm | |
| Pressure | 12 kg/sq.cm | |
| Heating surface (firebox) | 2.8 m2 | |
| Heating surface (tubes) | 25.6 m2 | |
| Grate Area | 0.56 m2 | |
| Tractive Effort | 2300 kg | |
Pictures
Out of use and derelict locomotives at Horasan, 24th June 1956. Only one, 33934 pictured below, could be identified. One other, 33933 (not photographed), was earlier noted out of use in the standard gauge depot at Erzurum. Photos Alan Swale
33934 Out of use and minus tender. | 
Ditto |
Derelict Kalominkas. | 
Ditto |