Baldwin DS-4-4-750

Baldwin DS-4-4-750
Power type Diesel-electric
Builder Baldwin Locomotive Works
Model DS-4-4-750
Build date July 1949 to February 1951
Total produced 53
AAR wheel arr. B-B
UIC classification B′B′
Gauge 4 ft 8 12 in (1,435 mm)
Prime mover 606NA
Engine RPM range 625 rpm max.
Engine type Four-stroke diesel
Aspiration Normally aspirated, solid injection
Displacement 1,979 cu in (32.43 l) per cylinder
11,874 cu in (194.58 l) total
Cylinders Straight-6
Cylinder size 12¾ × 15½ in (324 × 394 mm)
Transmission DC generator,
DC traction motors
Power output 750 hp (559 kW)
Locomotive brakes Air
Train brakes Air
Locale North America

The Baldwin DS-4-4-750 was a four-axle 750 horsepower (560 kW) diesel-electric switcher built by the Baldwin Locomotive Works at it Eddystone, Pennsylvania factory between 1949 and 1951. It was a bridge between the 660 horsepower (490 kW) DS-4-4-660 and the S-8. It was the low power companion in Baldwin's catalog to their DS-4-4-1000 and the S-12.

Original owners

Railroad Quantity Road Numbers Notes
Baldwin Locomotive Works (plant)
1
301
to Weyerhaeuser Timber Company 301 in 1956
Baldwin Locomotive Works (demonstrators)
2
750–751
to Weyerhaeuser Timber Company 101–102
American Cynamid Company
1
14
American Steel and Wire Company
1
20
Atchison, Topeka and Santa Fe Railway
9
525–533
California Western Railroad
2
51–52
Erie Railroad
4
386–389
Pennsylvania Railroad
24
5595–5618
Texas Mexican Railway
2
509–510
Warner Company
1
14
Youngstown Sheet and Tube
6
608–610, 700–702
Total 53

References