Specifications

Project Description

Specifications of Santa Fe 3751

Price (In May of 1927):

$99,712.77 (Santa Fe paid $252,335 for 2926 in 1944)

Price (in 2012 dollars):

$1,303,662.16

Type:

4-8-4 3751 Class, 14 engines built 3751-3764.

Builder:

Baldwin Locomotive Works, Philadelphia, PA.

Service:

Passenger and Freight (Dual Purpose).

Driving Wheels:

73″ from 1927 to 1941, 80″ from 1941 to present.

Boiler Diameter:

88″

Grate Area:

108 sq/ft.

Cylinders:

30″ x 30″ With Wagner Bypass Valve

Current Steam Pressure:

230 lbs. (originally 210 lbs.)

Wheel Base – Total:

Total 94′ 10.5″

Wheel Base – Engine:

46′ 9″

Wheel Base – Driving:

21′ 3″

Wheel Base – Rigid:

13′ 10″

Weight:

Engine 478,100 lbs., Tender 396,246 lbs., Total 874,346 lbs.

Weight On Lead Truck:

89,200 lbs.

Weight On Drivers:

278,000 lbs.

Weight On Trailing Truck:

100,000 lbs.

Driver Axle Loading:

72,000 lbs.

Minimum Rail Size:

90 lbs per yard

Minimum Switch Size:

#8

Length:

Engine and Tender 108′ 7″

Height:

16′

Width:

11′

Heating Surface:

5,634 sq/ft.

Tractive Force:

66,000 lbs. as built, 71,719 lbs. currently.

Horsepower:

Boiler – 5,000 hp, Cylinders – 3,900 hp, Drawbar – 3,600 hp.

Fuel/Capacity:

Coal 1927-36 (20 tons). Oil 7,101 gallons 1938-present.

Water Capacity:

15,000 gallons 1927-1938, 20,000 gallons 1938-present.

Pulling Power:

26 passenger cars, 1820 tons, level grade 65 m.p.h. or
15 passenger cars, 1050 tons, 2% grade, 20 m.p.h. or
105 freight cars, 5,949 tons, level grade, 45 m.p.h.

Speed Ratings:

70 m.p.h. for 1927-1938. 90 m.p.h. for 1941-1953.

Length of Runs:

LA to La Junta, CO 1,235 miles.
LA to Kansas City, KS 1,789 miles.
LA to Wellington, KS 1,535 miles.