|  | 
|  He'erbin Station May 1981 | 
| The RM calss is the passenger car locomotive that China designs and manufactured. | 
| Whell arrengment | 4-6-2 | Hearting surface(m2) | 291.14 | 
| Loco. weight(t) | 89.79 | Loading capacity of water(m3) | 35.0 | 
| Tender weight(t) | 32.00 | Loading capacity of coal(t) | 15.0 | 
| Weight on driving wheel(t) | 62.96 | Hight of boiler cube center(mm) | 2,900 | 
| Diameter of driving wheel(mm) | 1750 | Length(mm) | 23,252 | 
| Cylinder Diamensions(mm) | 570 X 660 | Hight(mm) | 4,790 | 
| Boiler pressure(kg/cm2) | 15.00 | Length of locomotive(mm) | 13,415 | 
| Grate area(m2) | 4.84 | Length of tender(mm) | 9,837 |