Wheel Arrangement: 2-6-6-2t
Tank or tender type: Rectangular side tanks
Build date: May 1928
Serial number: 60470
Driver diameter: 42 in.
Boiler pressure: 210 psi
Cylinder dimensions: 15 & 15x22 in
Grate area: 37 sq ft
Tractive effort: 42,000 lbs
Weight: 246,000 lbs
Fuel: 4.5 tons coal, converted to oil by Sumpter Valley
Water capacity: 2,800 gal
1928 -1940: Uintah Railway #51. Atchee, CO.
1940 - 1947: Sumpter Valley #251. Baker City, OR.
1947 – 1962: International Railways of Central America #251. Escuintla, Guatemala
-Used as parts source for #250 until 1964
-In pieces by the mid-1960s
-Scrapped late 1960s/early 1970s
-Tanks removed by Sumpter Valley and tender from Mikado #19 added.
-Tender survives at Sumpter Valley Railway, Baker OR.
Photo: Sumpter Valley #251 at Baker, OR in 1946 - Martin E. Hansen Collection