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Tasmanian Government class M and MA
Australia | 1951
10 produced
M5 at the Tasmanian Transport Museum
M5 at the Tasmanian Transport Museum
Hothguard11
VariantMrebuilt MA
General
Built19511958-1959
ManufacturerRobert Stephenson & HawthornsTasmanian Government Railway
Axle config4-6-2 (Pacific) 
Gauge3 ft 6 in (Cape gauge)
Dimensions and Weights
Length59 ft 2 3/4 in
Wheelbase27 ft 11 in
Rigid wheelbase10 ft 6 in
Total wheelbase51 ft 6 1/2 in
Service weight121,268 lbs120,960 lbs
Adhesive weight67,732 lbs70,000 lbs
Total weight216,244 lbs211,806 lbs
Axle load22,848 lbs23,520 lbs
Water capacity4,804 us gal
Fuel capacity13,440 lbs (coal)
Boiler
Grate area23.1 sq ft
Firebox area136.5 sq ft
Tube heating area972.5 sq ft
Evaporative heating area1,109 sq ft
Superheater area265 sq ft
Total heating area1,374 sq ft
VariantMrebuilt MA
Power Plant
Driver diameter55 in48 in
Boiler pressure180 psi185 psi
Expansion typesimple
Cylinderstwo, 16 x 24 in
Power
Power sourcesteam
Estimated power925 hp (690 kW)
Optimal speed35 mph29 mph
Starting effort17,091 lbf20,128 lbf
Calculated Values
steam locomotive
passenger
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