4-6-6-4's #401-407 Specifications

Steam 4-6-6-4
Mallet
Number’s 401-407 Road Class 401
Number of Loco’s 7 Symbol M-100
GENERAL DATA WEIGHT WHEEL BASE
Builder American On Drivers 416,000 Driving 35' 10"
Works Schenectady Engine Truck 78,500 Engine 59' 11"
Year Built 1938 Trailer Truck 112,500 Tender 34' 0"
Driver Size 70" Total Engine 607,000 Overall 106' 7"
Cylinders 22-32"x32" Tender Loaded 401,500 Length Overall 120' 0"
Steam Pressure 265 Pounds Total Engine & Tender 1,008,500
Tractive Effort 99,600
TENDER CAPACITY BRAKES MISCELLANEOUS
Water 22,000 gallons Schedule Whistle Single Chime
Fuel Oil Air Compressor
Coal 25 tons
FIRE BOX
Length, Inside 213 1/16" NOTES:
Height, Front 84 3/4"
Height, Back 80"
Width, Top, Front
Width, Top, Back WESTERN PACIFIC RAILROAD CO.
Width, Bottom 108 1/4"
Mechanical Department

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