Data provided by Carlos Alberto Fernandez Priotti in Bryan Attewell ([] Steam Locomotive simulator program (April 2000). Works numbers were 3595-3597 in 1898.
Among other distinctions, these six-coupled tanks were the only 2-6-4Ts Dubs & Company ever produced.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | M |
| Locobase ID | 3663 |
| Railroad | Argentine Great Western (BAP) |
| Country | Argentina |
| Whyte | 2-6-4T |
| Number in Class | 3 |
| Road Numbers | 94-96 |
| Gauge | 5'6" |
| Number Built | 3 |
| Builder | Dubs & Co |
| Year | 1898 |
| Valve Gear | Stephenson |
| 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) | |
| Weight on Drivers (lbs / kg) | 74,928 / 33,987 |
| Engine Weight (lbs / kg) | |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | |
| Tender Water Capacity (gals / ML) | 1500 / 5.68 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 2.80 / 3 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 42 / 21 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 60 / 1524 |
| Boiler Pressure (psi / kPa) | 165.30 / 1140 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 16" x 24" / 406x610 |
| Tractive Effort (lbs / kg) | 14,388 / 6526.29 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 5.21 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | 11.25 / 3.43 |
| Firebox Area (sq ft / m2) | |
| Grate Area (sq ft / m2) | 17.10 / 1.59 |
| Evaporative Heating Surface (sq ft / m2) | 983 / 91.36 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 983 / 91.36 |
| Evaporative Heating Surface/Cylinder Volume | 176.01 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 2827 |
| Same as above plus superheater percentage | 2827 |
| Same as above but substitute firebox area for grate area | |
| Power L1 | |
| Power MT | |