Prussian S 6

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Prussian S 6 DRG Class 13.10–12 PKP Pd 5 SNCB Type 66
Pd 5-17
Type and origin Builder Linke-Hofmann (330) Henschel (173), Humboldt (81)[1] Build date 1906–1913 Total produced 584
Specifications Configuration: ​  • Whyte 4-4-0  • German 2 24.18 Gauge 1,435 mm (4 ft 8+1⁄2 in) standard gauge Leading dia. 1,000 mm (39.37 in) Driver dia. 2,100 mm (82.68 in) Length: ​  • Over beams 18,350 mm (60 ft 2.4 in) Axle load 17.6 t (17.3 long tons; 19.4 short tons) Adhesive weight 34.7 t (34.2 long tons; 38.3 short tons) Service weight 60.6 t (59.6 long tons; 66.8 short tons) Water cap. 21.5 m3 (4,700 imp gal; 5,700 US gal) Boiler pressure 12 bar (1,200 kPa; 170 psi) Heating surface: ​  • Firebox 2.35 m2 (25.3 sq ft)  • Evaporative 136.98 m2 (1,474.4 sq ft) Superheater: ​  • Heating area 40.32 m2 (434.0 sq ft) Cylinders 2 Cylinder size 550 mm (21.65 in) Piston stroke 630 mm (24.80 in)
Performance figures Maximum speed 110 km/h (68 mph) Indicated power 679 kW (911 hp)
Career Numbers DRG 13 1001–1286 Retired 1931

The Prussian S 6 (later DRG Class 13.10–12) was a class of German steam locomotive with a 4-4-0 wheel arrangement operated by the Prussian state railways for express train services.