Canadian National class K-3 4-6-2

Canadian National Railway (CN) Class K-3 steam locomotives were of 4-6-2 wheel arrangement in the Whyte notation, or " 2'C1' " in UIC classification. 70 of these locomotives were built for the Grand Trunk Railway (GT) from 1910 through 1913. The class remained in passenger service until the final replacement of steam with diesel locomotives. Number 5588 was preserved in Windsor, Ontario.

Canadian National class K-3
Type and origin Reference: Power type Steam Build date 1910–1913 Total produced 70
Specifications Configuration: ​  • Whyte 4-6-2  • UIC 2'C1' Gauge 4 ft 8+1⁄2 in (1,435 mm) Driver dia. 73 in (1,854 mm) Boiler pressure 195 lbf/in2 (13.7 kg/cm2) Cylinders Two Cylinder size 23 in × 28 in (584 mm × 711 mm)
Performance figures Tractive effort 34,000 lbf (151.2 kN)
Career Numbers 5557-5626 Retired 1961 Scrapped 1950-1961

Builder	Works numbers	Dates	CN numbers	GT numbers	Notes
Baldwin	34908-34910 34943 34992	1910	5604-5607 5611	295-299
GT shops	1500-1537	1910-1912	5557-5568 5578-5596 5598-5603 5609-5610	200-232 288 290-294
MLW	50316-50330	1911	5612-5626	1100-1114	built for Grand Trunk Pacific Railway
Baldwin	37563	1912	5608	289
MLW	51912-51921	1913	5569-5577 5597	233-242