Data from the Tyne and Wear Archives at [], last accessed 4 November 2018.. Works number was 2831 ordered on 23 March 1910 by the Crown Agents for the Colonies.
Long-boilered Eight-wheeler with drivers the same diameter as the width of the gauge. Its profile reflected its environment: Huge headlamps on each end, a full cab with louvered openings on each side
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | B |
| Locobase ID | 20487 |
| Railroad | Straits Railway |
| Country | Singapore |
| Whyte | 4-4-0T |
| Number in Class | 1 |
| Road Numbers | 7 |
| Gauge | Metre |
| Number Built | 1 |
| Builder | Hawthorn Leslie |
| Year | 1910 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | / 5.23 |
| Engine Wheelbase (ft / m) | 17.17 / 5.23 |
| Ratio of driving wheelbase to overall engine wheelbase | |
| Overall Wheelbase (engine & tender) (ft / m) | 17.17 / 5.23 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 55,552 / 25,198 |
| Engine Weight (lbs / kg) | 55,552 / 25,198 |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | |
| Tender Water Capacity (gals / ML) | 636 / 2.41 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 1.65 / 2 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 46 / 23 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 39 / 991 |
| Boiler Pressure (psi / kPa) | 140 / 970 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 12" x 18" / 305x457 |
| Tractive Effort (lbs / kg) | 7909 / 3587.47 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 7.02 |
| 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) | 9.50 / 0.88 |
| Evaporative Heating Surface (sq ft / m2) | 507 / 47.10 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 507 / 47.10 |
| Evaporative Heating Surface/Cylinder Volume | 215.18 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 1330 |
| Same as above plus superheater percentage | 1330 |
| Same as above but substitute firebox area for grate area | |
| Power L1 | |
| Power MT | |