Data from [], a site specializing in Eastern European rail tours with steam locomotives, accessed 21 February 2007.
The entry explains that these little narrow-gauge engines were supplied as part of war reparations to the Soviet Union after World War II.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | GR |
| Locobase ID | 8197 |
| Railroad | Russian State |
| Country | Soviet Union |
| Whyte | 0-4-0T |
| Number in Class | 423 |
| Road Numbers | |
| Gauge | 75 cm |
| Number Built | 423 |
| Builder | LKM Babelsberg |
| Year | 1956 |
| Valve Gear | Walschaert |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | |
| Engine Wheelbase (ft / m) | |
| Ratio of driving wheelbase to overall engine wheelbase | |
| Overall Wheelbase (engine & tender) (ft / m) | |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | 14,132 / 6410 |
| Weight on Drivers (lbs / kg) | 56,438 / 25,600 |
| Engine Weight (lbs / kg) | 56,438 / 25,600 |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | |
| Tender Water Capacity (gals / ML) | |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 3.30 / 3 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 47 / 23.50 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 31.50 / 800 |
| Boiler Pressure (psi / kPa) | 188.50 / 1300 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 14.57" x 0" / 370x |
| Tractive Effort (lbs / kg) | |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | |
| Firebox Area (sq ft / m2) | |
| Grate Area (sq ft / m2) | 17.22 / 1.60 |
| Evaporative Heating Surface (sq ft / m2) | 688 / 63.90 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 688 / 63.90 |
| Evaporative Heating Surface/Cylinder Volume | |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 3246 |
| Same as above plus superheater percentage | 3246 |
| Same as above but substitute firebox area for grate area | |
| Power L1 | |
| Power MT | |