Durban Harbour's John Milne

Specifications
Specifications
Configuration:;
• Whyte	0-6-0ST (Six-coupled)
• UIC	Cn2t
Driver	2nd coupled axle
Gauge	3 ft 6 in (1,067 mm) Cape gauge
Coupled dia.	36 in (914 mm)
Wheelbase	7 ft 6 in (2,286 mm)
• Axle spacing; (Asymmetrical)	1-2: 4 ft (1,219 mm); 2-3: 3 ft 6 in (1,067 mm)
Length:;
• Over couplers	20 ft 11 in (6,375 mm)
• Over beams	18 ft 6 in (5,639 mm)
Height	10 ft 8 in (3,251 mm)
Adhesive weight	43,792 lb (19,864 kg)
Loco weight	43,792 lb (19,864 kg)
Fuel type	Coal
Fuel capacity	15 long hundredweight (0.8 t)
Water cap.	450 imp gal (2,000 L)
Firebox:
• Type	Round-top
• Grate area	7 sq ft (0.65 m2)
Boiler:;
• Pitch	5 ft (1,524 mm)
• Diameter	3 ft 2 in (965 mm) outside
• Tube plates	7 ft 6+1⁄2 in (2,299 mm)
• Small tubes	97: 1+7⁄8 in (48 mm)
Boiler pressure	130 psi (896 kPa)
Safety valve	Salter
Heating surface:
• Firebox	39 sq ft (3.6 m2)
• Tubes	353 sq ft (32.8 m2)
• Total surface	392 sq ft (36.4 m2)
Cylinders	Two
Cylinder size	12 in (305 mm) bore; 18 in (457 mm) stroke
Valve gear	Stephenson
Couplers	Johnston link-and-pin

Type and origin
Type and origin
Power type	Steam
Designer	Hunslet Engine Company
Builder	Hunslet Engine Company
Serial number	225
Build date	1879

Durban Harbour's *John Milne*
Durban Harbour's John Milne
	Natal Harbours Department locomotive John Milne
Power type
Type and origin
Power type	Steam
Designer	Hunslet Engine Company
Builder	Hunslet Engine Company
Serial number	225
Build date	1879
Configuration:;
Specifications
Configuration:;
• Whyte	0-6-0ST (Six-coupled)
• UIC	Cn2t
Driver	2nd coupled axle
Gauge	3 ft 6 in (1,067 mm) Cape gauge
Coupled dia.	36 in (914 mm)
Wheelbase	7 ft 6 in (2,286 mm)
• Axle spacing; (Asymmetrical)	1-2: 4 ft (1,219 mm); 2-3: 3 ft 6 in (1,067 mm)
Length:;
• Over couplers	20 ft 11 in (6,375 mm)
• Over beams	18 ft 6 in (5,639 mm)
Height	10 ft 8 in (3,251 mm)
Adhesive weight	43,792 lb (19,864 kg)
Loco weight	43,792 lb (19,864 kg)
Fuel type	Coal
Fuel capacity	15 long hundredweight (0.8 t)
Water cap.	450 imp gal (2,000 L)
Firebox:
• Type	Round-top
• Grate area	7 sq ft (0.65 m2)
Boiler:;
• Pitch	5 ft (1,524 mm)
• Diameter	3 ft 2 in (965 mm) outside
• Tube plates	7 ft 6+1⁄2 in (2,299 mm)
• Small tubes	97: 1+7⁄8 in (48 mm)
Boiler pressure	130 psi (896 kPa)
Safety valve	Salter
Heating surface:
• Firebox	39 sq ft (3.6 m2)
• Tubes	353 sq ft (32.8 m2)
• Total surface	392 sq ft (36.4 m2)
Cylinders	Two
Cylinder size	12 in (305 mm) bore; 18 in (457 mm) stroke
Valve gear	Stephenson
Couplers	Johnston link-and-pin
Tractive effort
Performance figures
Tractive effort	7,020 lbf (31.2 kN) @ 75%
Operators
Career
Operators	Harbour Board of Natal
Number in class	1
Official name	John Milne
Delivered	1879
First run	1879
	The 2nd coupled axle had flangeless wheels

Power typeSteam

DesignerHunslet Engine Company

BuilderHunslet Engine Company

Durban Harbour's John Milne of 1879 was a South African steam locomotive from the pre-Union era in the Colony of Natal.

In 1879, the Harbour Board of Natal placed a single 0-6-0ST saddle-tank locomotive in service, its first own locomotive for shunting work on the docks.^[1]^[2]^[3]

[1]

[2]

[3]

v t e Locomotives of Natal
4' 8½" gauge	Natal 0-4-0ST Durban Natal 0-4-0WT Natal Natal 4-4-0T Perseverance
3' 6" gauge	Durban's Congella Durban's Edward Innes Durban's John Milne Durban's Sir Albert NGR Class A 1905 NGR Class A 1910 NGR Class B 4-8-0 1904 NGR Class B 4-8-0 1910 NGR Class B 4-8-2 1906 NGR Class B 4-8-2 1909 NGR Class B 4-8-2 1910 NGR Class C 4-8-2T NGR Class C 4-10-2T NGR Class D NGR Class E NGR Class F NGR Class G NGR Class H 4-6-2T NGR Class H 4-6-4T NGR Class I 2-6-0 NGR Class I 2-6-2T NGR Class K 0-4-0ST NGR Class K 0-6-0ST NGR Class K 2-6-0T NGR Class L 4-8-0 NGR Durban & Pietermaritzburg NGR Havelock NGR Mallet 1909 NGR Mallet 1910
2' gauge	NGR Class N 1906 NGR Class N 1907 NGR Class N 1911
Natal Government Railways List of South African locomotive classes South African locomotive history

Durban Harbour's John Milne

Manufacturer

Service

References

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