Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 34, p. 64. Works numbers were 35197-35199 in September 1910 and 36182-36185 in March 1911
The Wichita Falls Route included the Wichita Falls & Southern Railway, the Wichita Falls & Northwestern, and the Altus, Wichita Falls & Hollis.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | 19 |
| Locobase ID | 13326 |
| Railroad | Wichita Falls Route |
| Country | USA |
| Whyte | 2-6-0 |
| Number in Class | 7 |
| Road Numbers | 19-25 |
| Gauge | Std |
| Number Built | 7 |
| Builder | Baldwin |
| Year | 1910 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 15 / 4.57 |
| Engine Wheelbase (ft / m) | 23 / 7.01 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.65 |
| Overall Wheelbase (engine & tender) (ft / m) | 53.42 / 16.28 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 130,000 / 58,967 |
| Engine Weight (lbs / kg) | 145,000 / 65,771 |
| Tender Loaded Weight (lbs / kg) | 100,000 / 45,359 |
| Total Engine and Tender Weight (lbs / kg) | 245,000 / 111,130 |
| Tender Water Capacity (gals / ML) | 5000 / 18.94 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 10 / 9 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 72 / 36 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 56 / 1422 |
| Boiler Pressure (psi / kPa) | 180 / 1240 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 20" x 26" / 508x660 |
| Tractive Effort (lbs / kg) | 28,414 / 12888.39 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.58 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | 275 - 2" / 51 |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | 13.83 / 4.22 |
| Firebox Area (sq ft / m2) | 156 / 14.49 |
| Grate Area (sq ft / m2) | 30.80 / 2.86 |
| Evaporative Heating Surface (sq ft / m2) | 2136 / 198.44 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 2136 / 198.44 |
| Evaporative Heating Surface/Cylinder Volume | 226.03 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 5544 |
| Same as above plus superheater percentage | 5544 |
| Same as above but substitute firebox area for grate area | 28,080 |
| Power L1 | 5184 |
| Power MT | 263.74 |