EMD SW7 | |||||||||||||||||||
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![]() Baltimore and Ohio
No. 9624 TR4 cow-calf set at Riverside Yard, Baltimore, in 1969 | |||||||||||||||||||
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The EMD SW7 was a diesel switcher locomotive built by General Motors Electro-Motive Division between October 1949 and January 1951. [2] It was powered by a 1,200 horsepower (895 kW) 12-567A engine. [1] The SW7 replaced the earlier 1,000 horsepower NW2 switcher in EMD's catalog. [3] A total of 489 SW7 locomotives were produced. The majority of the SW7s were built by EMD Plant #3 in Cleveland, Ohio.[ citation needed] In addition, 15 TR4 cow-calf paired sets were produced. [3]
SW7 production was discontinued in 1951 in favor of the new SW9. [2]
Railroad | Quantity | Road numbers | Notes |
---|---|---|---|
Atchison, Topeka and Santa Fe Railway | 2 sets |
2418,A–2419,A | |
Belt Railway of Chicago | 5 sets |
502AB–506AB | |
Chesapeake and Ohio Railway | 2 sets |
6001AB–6002AB |
|
Chicago, Milwaukee, St. Paul and Pacific Railroad | 6 sets |
2001AB–2006AB | |
Total | 15 sets |
EMD SW7 | |||||||||||||||||||
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![]() Baltimore and Ohio
No. 9624 TR4 cow-calf set at Riverside Yard, Baltimore, in 1969 | |||||||||||||||||||
| |||||||||||||||||||
| |||||||||||||||||||
|
The EMD SW7 was a diesel switcher locomotive built by General Motors Electro-Motive Division between October 1949 and January 1951. [2] It was powered by a 1,200 horsepower (895 kW) 12-567A engine. [1] The SW7 replaced the earlier 1,000 horsepower NW2 switcher in EMD's catalog. [3] A total of 489 SW7 locomotives were produced. The majority of the SW7s were built by EMD Plant #3 in Cleveland, Ohio.[ citation needed] In addition, 15 TR4 cow-calf paired sets were produced. [3]
SW7 production was discontinued in 1951 in favor of the new SW9. [2]
Railroad | Quantity | Road numbers | Notes |
---|---|---|---|
Atchison, Topeka and Santa Fe Railway | 2 sets |
2418,A–2419,A | |
Belt Railway of Chicago | 5 sets |
502AB–506AB | |
Chesapeake and Ohio Railway | 2 sets |
6001AB–6002AB |
|
Chicago, Milwaukee, St. Paul and Pacific Railroad | 6 sets |
2001AB–2006AB | |
Total | 15 sets |