Data from "Some Foreign Compounds", Railroad & Locomotive Engineering, Volume 8, Number 1 (January 1895), p. 29.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | unknown |
| Locobase ID | 12734 |
| Railroad | |
| Country | Argentina |
| Whyte | 2-8-0 |
| Number in Class | 27 |
| Road Numbers | |
| Gauge | 5'6" |
| Number Built | 27 |
| Builder | Neilson & Co |
| Year | 1890 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 12.58 / 3.83 |
| Engine Wheelbase (ft / m) | 19.17 / 5.84 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.66 |
| Overall Wheelbase (engine & tender) (ft / m) | |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 82,800 / 37,557 |
| Engine Weight (lbs / kg) | 90,000 / 40,823 |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | |
| Tender Water Capacity (gals / ML) | 2375 / 9 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 35 / 17.50 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 42 / 1067 |
| Boiler Pressure (psi / kPa) | 175 / 1100 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 16" x 24" / 406x610 (1) |
| Low Pressure Cylinders (dia x stroke) (in / mm) | 23" x 24" / 584x610 (1) |
| Tractive Effort (lbs / kg) | 14,664 / 6651.49 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 5.65 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | 160 - 2" / 0 |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | 10 |
| Firebox Area (sq ft / m2) | 92.25 / 8.57 |
| Grate Area (sq ft / m2) | |
| Evaporative Heating Surface (sq ft / m2) | 837 / 77.79 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 837 / 77.79 |
| Evaporative Heating Surface/Cylinder Volume | 299.73 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | |
| Same as above plus superheater percentage | |
| Same as above but substitute firebox area for grate area | 16,144 |
| Power L1 | 2756 |
| Power MT | 293.52 |