DRG Class 05

Specifications
Specifications
Configuration:;
• Whyte	4-6-4
• UIC	2′C2′ h3
• German	S 37.19
Driver	Divided: inside cylinder to first coupled axle, outside cylinders to second
Gauge	1,435 mm (4 ft 8+1⁄2 in)
Leading dia.	1,100 mm (43+1⁄4 in)
Driver dia.	2,300 mm (90+1⁄2 in)
Trailing dia.	1,100 mm (43+1⁄4 in)
Tender wheels	1,100 mm (43+1⁄4 in)
Wheelbase:
• Axle spacing; (Asymmetrical)	2,350 mm (7 ft 8+1⁄2 in) +; 2,200 mm (7 ft 2+5⁄8 in) +; 2,550 mm (8 ft 4+3⁄8 in) +; 2,550 mm (8 ft 4+3⁄8 in) +; 2,250 mm (7 ft 4+5⁄8 in) +; 2,000 mm (6 ft 6+3⁄4 in) = *;
• Engine	13,900 mm (45 ft 7+1⁄4 in)
• Tender	1,800 mm (5 ft 10+7⁄8 in) +; 1,450 mm (4 ft 9+1⁄8 in) +; 1,325 mm (4 ft 4+1⁄8 in) +; 1,325 mm (4 ft 4+1⁄8 in) =; 5,900 mm (19 ft 4+1⁄4 in);
• incl. tender	22,075 mm (72 ft 5+1⁄8 in)
Length:;
• Over headstocks	24,965 mm (81 ft 10+7⁄8 in)
• Over buffers	26,265 mm (86 ft 2 in)
Height	4,550 mm (14 ft 11+1⁄8 in)
Axle load	001–002: 19.2 t (18.9 long tons; 21.2 short tons); 003: 19.6 t (19.3 long tons; 21.6 short tons), later 18.6 t (18.3 long tons; 20.5 short tons);
Adhesive weight	001–002: 57.6 t (56.7 long tons; 63.5 short tons); 003: 59.0 t (58.1 long tons; 65.0 short tons), later 56.0 t (55.1 long tons; 61.7 short tons);
Empty weight	001–002: 118.5 t (116.6 long tons; 130.6 short tons); 003: 118.6 t (116.7 long tons; 130.7 short tons), later 114.0 t (112.2 long tons; 125.7 short tons);
Service weight	001–002: 129.9 t (127.8 long tons; 143.2 short tons); 003: 129.5 t (127.5 long tons; 142.7 short tons), later 124.0 t (122.0 long tons; 136.7 short tons);
Tender type	001–002: 2′3 T 37 St; 003: 2′3K T 35, later 2′3 T 38.5;
Fuel type	Coal (Coal dust for 003 1937–1944)
Fuel capacity	001–002: 10 t (9.8 long tons; 11 short tons); 003: 10 t (9.8 long tons; 11 short tons), later 12 t (12 long tons; 13 short tons);
Water cap.	001–002: 2′3 T 37 St; 003: 2′3K T 35, later 2′3 T 38.5; 37 m3 (8,100 imp gal; 9,800 US gal)
Firebox:
• Grate area	001–002: 4.7 m2 (51 sq ft); 003: 4.40 m2 (47.4 sq ft);
Boiler:;
• Pitch	3,170 mm (10 ft 4+3⁄4 in)
• Tube plates	001–002: 7,000 mm (22 ft 11+5⁄8 in); 003: 5,500 mm (18 ft 1⁄2 in);
• Small tubes	001–002: 70 mm (2+3⁄4 in), 106 off; 003: 54 mm (2+1⁄8 in), 137 off;
• Large tubes	001–002: 171 mm (6+3⁄4 in), 24 off; 003: 143 mm (5+5⁄8 in), 35 off;
Boiler pressure	20 bar (20.4 kgf/cm2; 290 psi) (reduced to 16 bar (16.3 kgf/cm2; 232 psi) in 1950)
Heating surface:
• Firebox	001–002: 18.5 m2 (199 sq ft); 003: 22.66 m2 (243.9 sq ft);
• Tubes	001–002: 151.3 m2 (1,629 sq ft); 003: 123.52 m2 (1,329.6 sq ft);
• Flues	001–002: 86.2 m2 (928 sq ft); 003: 81.72 m2 (879.6 sq ft);
• Total surface	001–002: 256.0 m2 (2,756 sq ft); 003: 227.95 m2 (2,453.6 sq ft);
Superheater:;
• Heating area	001–002: 90.0 m2 (969 sq ft); 003: 81.9 m2 (882 sq ft);
Cylinders	Three
Cylinder size	450 mm × 660 mm (17+11⁄16 in × 26 in)
Valve gear	Heusinger/Walschaerts

Type and origin
Type and origin
Power type	Steam
Builder	Borsig Lokomotiv Werke (Hennigsdorf)
Serial number	14552–14553, 14555
Build date	1935 (2), 1937 (1)
Total produced	3

DRG Class 05
DB Class 05
DRG Class 05 ; DB Class 05
	05 002 at Brockhaus, 1938
Power type
Type and origin
Power type	Steam
Builder	Borsig Lokomotiv Werke (Hennigsdorf)
Serial number	14552–14553, 14555
Build date	1935 (2), 1937 (1)
Total produced	3
Configuration:;
Specifications
Configuration:;
• Whyte	4-6-4
• UIC	2′C2′ h3
• German	S 37.19
Driver	Divided: inside cylinder to first coupled axle, outside cylinders to second
Gauge	1,435 mm (4 ft 8+1⁄2 in)
Leading dia.	1,100 mm (43+1⁄4 in)
Driver dia.	2,300 mm (90+1⁄2 in)
Trailing dia.	1,100 mm (43+1⁄4 in)
Tender wheels	1,100 mm (43+1⁄4 in)
Wheelbase:
• Axle spacing; (Asymmetrical)	2,350 mm (7 ft 8+1⁄2 in) +; 2,200 mm (7 ft 2+5⁄8 in) +; 2,550 mm (8 ft 4+3⁄8 in) +; 2,550 mm (8 ft 4+3⁄8 in) +; 2,250 mm (7 ft 4+5⁄8 in) +; 2,000 mm (6 ft 6+3⁄4 in) = *;
• Engine	13,900 mm (45 ft 7+1⁄4 in)
• Tender	1,800 mm (5 ft 10+7⁄8 in) +; 1,450 mm (4 ft 9+1⁄8 in) +; 1,325 mm (4 ft 4+1⁄8 in) +; 1,325 mm (4 ft 4+1⁄8 in) =; 5,900 mm (19 ft 4+1⁄4 in);
• incl. tender	22,075 mm (72 ft 5+1⁄8 in)
Length:;
• Over headstocks	24,965 mm (81 ft 10+7⁄8 in)
• Over buffers	26,265 mm (86 ft 2 in)
Height	4,550 mm (14 ft 11+1⁄8 in)
Axle load	001–002: 19.2 t (18.9 long tons; 21.2 short tons); 003: 19.6 t (19.3 long tons; 21.6 short tons), later 18.6 t (18.3 long tons; 20.5 short tons);
Adhesive weight	001–002: 57.6 t (56.7 long tons; 63.5 short tons); 003: 59.0 t (58.1 long tons; 65.0 short tons), later 56.0 t (55.1 long tons; 61.7 short tons);
Empty weight	001–002: 118.5 t (116.6 long tons; 130.6 short tons); 003: 118.6 t (116.7 long tons; 130.7 short tons), later 114.0 t (112.2 long tons; 125.7 short tons);
Service weight	001–002: 129.9 t (127.8 long tons; 143.2 short tons); 003: 129.5 t (127.5 long tons; 142.7 short tons), later 124.0 t (122.0 long tons; 136.7 short tons);
Tender type	001–002: 2′3 T 37 St; 003: 2′3K T 35, later 2′3 T 38.5;
Fuel type	Coal (Coal dust for 003 1937–1944)
Fuel capacity	001–002: 10 t (9.8 long tons; 11 short tons); 003: 10 t (9.8 long tons; 11 short tons), later 12 t (12 long tons; 13 short tons);
Water cap.	001–002: 2′3 T 37 St; 003: 2′3K T 35, later 2′3 T 38.5; 37 m3 (8,100 imp gal; 9,800 US gal)
Firebox:
• Grate area	001–002: 4.7 m2 (51 sq ft); 003: 4.40 m2 (47.4 sq ft);
Boiler:;
• Pitch	3,170 mm (10 ft 4+3⁄4 in)
• Tube plates	001–002: 7,000 mm (22 ft 11+5⁄8 in); 003: 5,500 mm (18 ft 1⁄2 in);
• Small tubes	001–002: 70 mm (2+3⁄4 in), 106 off; 003: 54 mm (2+1⁄8 in), 137 off;
• Large tubes	001–002: 171 mm (6+3⁄4 in), 24 off; 003: 143 mm (5+5⁄8 in), 35 off;
Boiler pressure	20 bar (20.4 kgf/cm2; 290 psi) (reduced to 16 bar (16.3 kgf/cm2; 232 psi) in 1950)
Heating surface:
• Firebox	001–002: 18.5 m2 (199 sq ft); 003: 22.66 m2 (243.9 sq ft);
• Tubes	001–002: 151.3 m2 (1,629 sq ft); 003: 123.52 m2 (1,329.6 sq ft);
• Flues	001–002: 86.2 m2 (928 sq ft); 003: 81.72 m2 (879.6 sq ft);
• Total surface	001–002: 256.0 m2 (2,756 sq ft); 003: 227.95 m2 (2,453.6 sq ft);
Superheater:;
• Heating area	001–002: 90.0 m2 (969 sq ft); 003: 81.9 m2 (882 sq ft);
Cylinders	Three
Cylinder size	450 mm × 660 mm (17+11⁄16 in × 26 in)
Valve gear	Heusinger/Walschaerts
Maximum speed
Performance figures
Maximum speed	Service: 175 km/h (109 mph); Test: 200.4 km/h (124.5 mph);
Indicated power	001–002: 2,360 PS (1,740 kW; 2,330 hp); 003: 2,400 PS (1,770 kW; 2,370 hp);
Numbers
Career
Numbers	05 001 – 05 003
Retired	1958
Disposition	One preserved, remainder scrapped
	* For 05 003 in cab-forward configuation, values should be read in reverse order

The Deutsche Reichsbahn's Class 05 was a German class of three express passenger steam locomotives of 4-6-4 wheel arrangement in the Whyte notation, or 2′C2′ h3 in the UIC notation used in continental Europe. They were part of the DRG's standard locomotive (Einheitslokomotive) series.