SP&S Class A3

A-3^[1]

Type and origin
Power type	Steam
Builder	Alco-Schenectady
Build date	January, 1914

Specifications
Configuration	0-6-0
Gauge	4 ft 8 ¹⁄₂ in (1,435 mm)
Driver diameter	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)

Performance figures
Tractive effort	31,200 lbf (138.78 kN)

Career
Operators	Spokane, Portland and Seattle Railway
Class	A-3
Locale	United States

SP&S Class A-3 Switch Locomotives

References

↑ Gartner, John T: "North Bank Road, The Spokane, Portland and Seattle Railway", Page 206, WSU Press, 1990

Spokane, Portland and Seattle Railway Locomotives

Steam Locomotives

0-8-0:	Class A1 Class A2 Class A3

4-4-0:	Class L-1 Class L-2 Class L-3 Class L-4 Class L-5

4-6-0:	Class D-1 Class D-2 Class D-3 Class D-4 Class D-5 Class D-6 Class D-7

2-6-0:	Class M-1 Class M-2

2-8-0:	Class N-1 Class N-2 Class N-3 Class N-4 Class N-5 Class N-6 Class N-7

2-6-2:	Class F-1

2-8-2:	Class O-1 Class O-2 Class O-3 Class O-4

4-4-2:	Class C-1

4-6-2:	Class H-1

4-8-4:	Class E-1 (700)

4-6-6-4:	Class Z-6 Class Z-8

Diesel Locomotives

Alco:	Alco S-1 Alco S-2 Alco RS-1 Alco RS-2 Alco RS-3 Alco C-415 Alco C-424 Alco C-425 Alco C-636 Alco FA-1 Alco FB-1 Alco FA-2 Alco FB-2

EMD:	EMD NW-2 EMD SW-9 EMD GP-9 EMD E-7A EMD F-3A EMD F-7A

Baldwin:	BLW VO-1000

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