South Australian Railways M class (second)

Class of Australian 2-4-2T locomotives

Type and origin
Power type	Steam
Builder	Phoenix Foundry - Ballarat, Victoria David Munro & Co. - Melbourne, Victoria
Build date	1889-1894
Total produced	20

Specifications
Configuration:
• Whyte	2-4-2T(1′B1′ T)
Gauge	1,600 mm (5 ft 3 in)
Driver dia.	5 ft 0 in (1,524 mm)
Length	33 ft 8 in (10.26 m)
Height	12 ft 9+1⁄2 in (3,898.9 mm)
Axle load	16 long tons 8 cwt (36,700 lb or 16.7 t)
Total weight	53 long tons 8 cwt (119,600 lb or 54.3 t)
Fuel type	Coal
Fuel capacity	2 long tons 10 cwt (5,600 lb or 2.5 t)
Water cap.	1,600 imp gal (1,900 US gal; 7,300 L)
Firebox:
• Grate area	17.8 sq ft (1.65 m)
Boiler pressure	140 psi (965 kPa)
Heating surface:
• Firebox	83.4 sq ft (7.75 m)
• Tubes	988.7 sq ft (91.85 m)
Cylinders	2
Cylinder size	17.5 in × 26 in (444 mm × 660 mm)

Performance figures
Tractive effort	14,025 lbf (62.39 kN)

Career
Operators	South Australian Railways Victorian Railways
Class	M
Numbers	256-275
Delivered	1920
First run	1920
Last run	1925-1935
Retired	1925-1935
Withdrawn	1925-1935
Preserved	0
Scrapped	1925-1935
Disposition	All SAR variants scrapped

The South Australian Railways M class (second) was a group of twenty 2-4-2T engines sold to the SAR by the Victorian Railways for $3,300 each between June 1920 and October 1922. The class was formerly the Victorian Railways' E class.

v t e Locomotives and rolling stock of the South Australian Railways and successors
Steam locomotives – 1,600 mm (5 ft 3 in) gauge	500 520 600 620 700 710 720 740 750 A B C D E F (1st) F (2nd) G Ga Gb Gc Gd Ge H I (1st) I (2nd) J K (broad) L M (1st) M (2nd) N O (1st) O (2nd) P Q R/Rx S 1-3
Steam locomotives – 1,067 mm (3 ft 6 in) gauge	300 400 K (narrow) T Tx U V W/Wx X Y/Yx Z
Diesel locomotives	350 500 600 700 800 830 900 930
Railcars	Brill Bluebird Redhen 2000 3000
Electric multiple units	4000
Passenger carriages by class	500/600/700/K D type carriages & Cafeteria Car E type carriages O type carriages Overland Steel carriages
Named or significant trains	Indian Pacific Iron Triangle Limited Silver City Limited Tea & Sugar The Alice The Ghan The Overland Trans-Australian

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