Data from Eric V Snall, "Recent Swedish Locomotives", The Locomotive Magazine, Vol VI (November 1901), p. 188.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | 7 |
| Locobase ID | 10208 |
| Railroad | Vaestergotland-Gothenburg (VGJ) |
| Country | Sweden |
| Whyte | 4-4-0 |
| Number in Class | |
| Road Numbers | |
| Gauge | 891 mm |
| Number Built | |
| Builder | Nydqvist & Holm (NOHAB) |
| Year | 1899 |
| Valve Gear | |
| 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) | 32,121 / 14,570 |
| Engine Weight (lbs / kg) | 50,927 / 23,100 |
| Tender Loaded Weight (lbs / kg) | 29,806 / 13,520 |
| Total Engine and Tender Weight (lbs / kg) | 80,733 / 36,620 |
| Tender Water Capacity (gals / ML) | |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 27 / 13.50 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 48 / 1220 |
| Boiler Pressure (psi / kPa) | 155.20 / 1070 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 13.19" x 18.11" / 335x460 |
| Tractive Effort (lbs / kg) | 8659 / 3927.66 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 3.71 |
| 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) | 9.68 / 0.90 |
| Evaporative Heating Surface (sq ft / m2) | 603 / 56 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 603 / 56 |
| Evaporative Heating Surface/Cylinder Volume | 210.54 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 1502 |
| Same as above plus superheater percentage | 1502 |
| Same as above but substitute firebox area for grate area | |
| Power L1 | |
| Power MT | |