Spokane, Portland and Seattle class A3

A-3
A-3
Power type
Type and origin
Power type	Steam
Builder	Alco-Schenectady
Build date	January 1914
Configuration:;
Specifications
Configuration:;
• Whyte	0-6-0
Gauge	4 ft 8+1⁄2 in (1,435 mm)
Driver dia.	51 in (1,295 mm)
Loco weight	153,800 lb (69.8 t)
Fuel type	Oil
Boiler pressure	165 lbf/in2 (1.14 MPa)
Cylinders	Two
Cylinder size	20 in × 26 in (508 mm × 660 mm)
Tractive effort
Performance figures
Tractive effort	31,200 lbf (138.78 kN)
Operators
Career
Operators	Spokane, Portland and Seattle Railway
Class	A-3
Locale	United States
Retired	1952
	sources:

Background

^ Gartner, John T. (1990). North Bank Road, The Spokane, Portland and Seattle Railway. WSU Press. p. 206.

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