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PRR D15 No. 1515 pulling the Pennsylvania Limited at 53 miles per hour between Chicago and New York City.

The sole Pennsylvania Railroad class D15 4-4-0 steam locomotive, a Lindner cross-compound, in its official builders' portrait by the PRR.

PRR D15 No. 1515 pulling the Pennsylvania Limited at a speed of 53 miles per hour between Chicago and New York City, ca. 1897.

PRR D15 Lindner Cross Compound 4-4-0 Steam Locomotive
The class D15 (class T, pre 1895) of the Pennsylvania Railroad comprised a solitary Lindner-system cross compound steam locomotive of 4-4-0 "American" wheel arrangement in the Whyte notation. The sole locomotive was #1515, built in 1892; it had very British lines with a full-length footplate, splashers, a six-wheel tender, and large 84 in (2,134 mm) drivers.

PRR D15 Overview
Type and origin
Power type: Steam
Builder: PRR Altoona Shops
Build date: 1892
Total produced: 1
Specifications
Configuration: 4-4-0
UIC class: 2′B nv2
Gauge 4 ft 8 1⁄2 in (1,435 mm)
Leading diameter: 42 in (1,067 mm)
Driver diameter: 84 in (2,134 mm)
Wheelbase Coupled: 8 ft 0 in (2.44 m)
Wheelbase Locomotive: 27 ft 9 1⁄4 in (8.46 m)
Wheelbase Locomotive and tender: 48 ft 1 in (14.66 m)
Length: 59 ft 7.8 in (18,181 mm)
Height: 14 ft 11.5 in (4,559 mm)
Axle load: 48,500 lb (22.0 tonnes)
Adhesive weight: 84,000 lb (38.1 tonnes)
Locomotive weight: 145,500 lb (66.0 tonnes)
Total weight: 222,500 lb (100.9 tonnes)
Fuel type: Soft coal
Fuel capacity: 15,000 lb (6.8 tonnes)
Water capacity: 3,000 gal (11,000 l; 2,500 imp gal)
Firebox:
 • Firegrate area: 30 sq ft (2.8 m2)
Boiler pressure: 205 lbf/in2 (1.41 MPa)
Heating surface 1,825 sq ft (169.5 m2)
 • Tubes: 1,662 sq ft (154.4 m2)
 • Firebox: 163 sq ft (15.1 m2)
Cylinders: 2 (Lindner compound)
High-pressure cylinder: 19.5 in × 28 in (495 mm × 711 mm)
Low-pressure cylinder: 31 in × 28 in (787 mm × 711 mm)
Valve gear: Stephenson
Performance figures
Tractive effort: 20,800 lbf (92.52 kN)
Factor of adhesion: 4.04
Career
Operators: Pennsylvania Railroad
Class: D15
Number in class: 1
Road Number: 1515

See also:

4-4-0 Locomotives

Steam Locomotives

PRR Locomotive Classes

PRR logo
The sole Pennsylvania Railroad class D15 4-4-0 steam locomotive, a Lindner cross-compound, in its official builders' portrait by the PRR.