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New York Central class K-3
After the K-2 class Pacifics, which did not have a superheater from the factory, the New York Central had a larger number of superheated K-3 built between 1911 and 1925. Their task was to haul the heaviest express tra...
General
| Property | New York Central class K-3 K-3f, h, i, m |
|---|---|
| Built | 1913 |
| Manufacturers | ALCO, Baldwin |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | New York Central class K-3 K-3f, h, i, m |
|---|---|
| Wheelbase | 11.13 m |
| Rigid wheelbase | 4.27 m |
| Total wheelbase | 21.64 m |
| Service weight | 134.5 t |
| Adhesive weight | 88.2 t |
| Axle load | 29.4 t |
| Total weight | 228.4 t |
| Water capacity | 37,854 l |
| Fuel capacity | 14.5 t (coal) |
Boiler
| Property | New York Central class K-3 K-3f, h, i, m |
|---|---|
| Grate area | 5.249 m² |
| Firebox surface | 21.461 m² |
| Tube heating surface | 328.041 m² |
| Evaporative heating surface | 349.502 m² |
| Superheater surface | 82.962 m² |
| Total heating surface | 432.5 m² |
Power plant
| Property | New York Central class K-3 K-3f, h, i, m |
|---|---|
| Driver diameter | 2,007 mm |
| Boiler pressure | 13.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 597 x 660 mm |
Power
| Property | New York Central class K-3 K-3f, h, i, m |
|---|---|
| Power source | steam |
| Estimated power | 1,603 kW (2,179 PS) |
| Starting effort | 137.4 kN |
Calculated values
| Property | New York Central class K-3 K-3f, h, i, m |
|---|---|
| Factor of adhesion | 1 : 6.30 |
| Optimal speed | 71 km/h |
| Power-to-weight ratio | 11.9 kW/t |
| Heating Surface Equivalent | 622.7 m² |
| Cylinder volume/HSE | 1 : 593.51 |
| Adhesive weight/Total | 1 : 1.52 |
| Tractive force/Heating surface | 1 : 6.64 |
| Grate area/Heating surface | 1 : 82.39 |
| Firebox/Tube surface | 1 : 15.29 |
| Total/Superheater | 1 : 4.21 |
