Data from online Flicker Historical Railway Images at [], last accessed 5 July 2022. Works numbers were 5378-5386 in 1904.
The comment accompanying this photograph states that this octet of wood-burning Ten-wheelers was part of a 20-locomotive order. Baldwin and others supplied the balance.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | B4A |
| Locobase ID | 21032 |
| Railroad | FC Central Norte Argentino--San Juan-Serrezuela line |
| Country | Argentina |
| Whyte | 4-6-0 |
| Number in Class | 8 |
| Road Numbers | 41-48/3500-3507 |
| Gauge | Metre |
| Number Built | 8 |
| Builder | Burnham, Williams & Co |
| Year | 1904 |
| Valve Gear | |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 12 / 3.66 |
| Engine Wheelbase (ft / m) | 21.79 / 6.64 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.55 |
| Overall Wheelbase (engine & tender) (ft / m) | |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 72,800 / 33,022 |
| Engine Weight (lbs / kg) | 90,720 / 41,150 |
| Tender Loaded Weight (lbs / kg) | 70,560 / 32,006 |
| Total Engine and Tender Weight (lbs / kg) | 161,280 / 73,156 |
| Tender Water Capacity (gals / ML) | 3080 / 11.67 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 5 / 4.50 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 40 / 20 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 54 / 1372 |
| Boiler Pressure (psi / kPa) | 170 / 1170 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 17" x 24" / 432x610 |
| Tractive Effort (lbs / kg) | 18,560 / 8418.68 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 3.92 |
| 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) | 16 / 1.49 |
| Evaporative Heating Surface (sq ft / m2) | 1400 / 130.06 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 1400 / 130.06 |
| Evaporative Heating Surface/Cylinder Volume | 222.05 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 2720 |
| Same as above plus superheater percentage | 2720 |
| Same as above but substitute firebox area for grate area | |
| Power L1 | |
| Power MT | |