Skip to content

Navigation

loco-info.com

The reference for locomotives and railcars

Compare locomotives

Add a locomotive

New York Central class K-3

K-3q No. 4889

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...

	New York Central class K-3 Remove
Variant	K-3n K-3a, c, d, g K-3f, h, i, m K-3n K-3p, q
Built	1918
Manufacturers	ALCO
Wheel arrangement	2C1
Gauge	1435 mm
Length
Service mass	130998 kg
Top speed
Power
Engine

General

Property	New York Central class K-3 K-3n K-3a, c, d, g K-3f, h, i, m K-3n K-3p, q Remove
Built	1918
Manufacturers	ALCO
Wheel arrangement	4-6-2 (Pacific)
Gauge	1,435 mm

Dimensions and weights

Property	New York Central class K-3 K-3n K-3a, c, d, g K-3f, h, i, m K-3n K-3p, q Remove
Wheelbase	11.13 m
Total wheelbase	20.80 m
Service mass	131 t
Adhesion mass	85.9 t
Total mass	202.8 t
Rigid wheelbase	4.27 m
Axle load	28.6 t
Water capacity	37,854 l
Fuel capacity	14.5 t (coal)

Boiler

Property	New York Central class K-3 K-3n K-3a, c, d, g K-3f, h, i, m K-3n K-3p, q Remove
Grate area	5.249 m²
Firebox surface	21.368 m²
Tube heating surface	296.547 m²
Evaporative heating surface	317.915 m²
Superheater surface	76.459 m²
Total heating surface	394.4 m²

Power plant

Property	New York Central class K-3 K-3n K-3a, c, d, g K-3f, h, i, m K-3n K-3p, q Remove
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-3n K-3a, c, d, g K-3f, h, i, m K-3n K-3p, q Remove
Power source	steam
Indicated power	1,566 kW (2,129 PS)
Starting effort	137.4 kN
Starting effort booster	43.192 kN

Calculated values

Property	New York Central class K-3 K-3n K-3a, c, d, g K-3f, h, i, m K-3n K-3p, q Remove
Factor of adhesion	1 : 6.13
Optimal speed	69 km/h
Power-to-weight ratio	12.0 kW/t
Heating Surface Equivalent	577.7 m²
Cylinder volume/HSE	1 : 639.81
Adhesive weight/Total	1 : 1.52
Tractive force/Heating surface	1 : 7.28
Grate area/Heating surface	1 : 75.13
Firebox/Tube surface	1 : 13.88
Total/Superheater	1 : 4.16

Auf Deutsch umschalten