| Origin | Perak Government Railway | Builder | Kitson and Hawthorne Leslie, England |
| FMSR Class | C | Cylinder | 12 x 18 in |
| FMSR Number range | 17-21, 27-29 | Boiler Pressure | 120 psi |
| KTM Class | n/a | Driving Wheel Diameter | 39 ins |
| KTM Number range | n/a | Water Capacity | |
| Introduced | 1893 | Weight Full | 25 tons |
| Extinct | unknown | Tractive Effort |
The C class was a tender version of the successful B class.