| Specifications | |
|---|---|
| Class | E51/E51sa |
| Locobase ID | 4118 |
| Railroad | Long Island |
| Whyte | 4-4-2 |
| Road Numbers | 1-4 |
| Gauge | Std |
| Builder | Burnham, Williams & Co |
| Year | 1901 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase | |
| Engine Wheelbase | |
| Ratio of driving wheelbase to overall engine wheebase | |
| Overall Wheelbase (engine & tender) | |
| Axle Loading (Maximum Weight per Axle) | |
| Weight on Drivers | 97850 lbs |
| Engine Weight | 166110 lbs |
| Tender Light Weight | |
| Total Engine and Tender Weight | 0 |
| Tender Water Capacity | |
| Tender Fuel Capacity (oil/coal) | |
| Minimum weight per yard of rail on which locomotive could run | 82 lb rail |
| Geometry Relating to Tractive Effort | |
| Driver Diameter | 76" |
| Boiler Pressure | 200 psi |
| Cylinders (dia x stroke) | 19.5" x 26" |
| Tractive Effort | 22115 lbs |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.42 |
| Heating Ability | |
| Firebox Area | 180.50 sq. ft |
| Grate Area | 75.50 sq. ft |
| Evaporative Heating Surface | 2657 |
| Superheating Surface | |
| Combined Heating Surface | 2657 |
| Evaporative Heating Surface/Cylinder Volume | 295.65 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 15100 |
| Same as above plus superheater percentage | 15100 |
| Same as above but substitute firebox area for grate area | 36100 |
| Power L1 | 10034 |
| Power MT | 452.14 |
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