Data from 1946 Beyer, Peacock catalogue hosted on Martyn Bane's website at [] (accessed 21 May 2006). Works numbers for Batch 152 were 6241-6245. Production data from The Beyer, Peacock production list -- [], last accessed 29 May 2006).
The NGSR ran on several gauges from metre to broad gauge. This quintet of Consolidations showed a profile that featured a Belpaire firebox and a boiler whose smokebox ended well short of the leading truck.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | unknown |
| Locobase ID | 7518 |
| Railroad | Nizam's Guaranteed State Railway |
| Country | India |
| Whyte | 2-8-0 |
| Number in Class | 5 |
| Road Numbers | |
| Gauge | 5'6" |
| Number Built | 5 |
| Builder | Beyer, Peacock |
| Year | 1925 |
| Valve Gear | Walschaert |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 16 / 4.88 |
| Engine Wheelbase (ft / m) | 25 / 7.62 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.64 |
| Overall Wheelbase (engine & tender) (ft / m) | 60.37 / 18.40 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | 36,400 / 16,511 |
| Weight on Drivers (lbs / kg) | 143,920 / 65,281 |
| Engine Weight (lbs / kg) | 164,080 / 74,426 |
| Tender Loaded Weight (lbs / kg) | 107,408 / 48,720 |
| Total Engine and Tender Weight (lbs / kg) | 271,488 / 123,146 |
| Tender Water Capacity (gals / ML) | 4800 / 18.18 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 8.40 / 7.60 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 60 / 30 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 56.50 / 1435 |
| Boiler Pressure (psi / kPa) | 165 / 1140 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 22" x 26" / 559x660 |
| Tractive Effort (lbs / kg) | 31,237 / 14168.88 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.61 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | |
| Firebox Area (sq ft / m2) | 165 / 15.33 |
| Grate Area (sq ft / m2) | 32.20 / 2.99 |
| Evaporative Heating Surface (sq ft / m2) | 1682 / 156.26 |
| Superheating Surface (sq ft / m2) | 353 / 32.79 |
| Combined Heating Surface (sq ft / m2) | 2035 / 189.05 |
| Evaporative Heating Surface/Cylinder Volume | 147.04 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 5313 |
| Same as above plus superheater percentage | 6216 |
| Same as above but substitute firebox area for grate area | 31,853 |
| Power L1 | 7720 |
| Power MT | 473.03 |