British Rail Class 43 (Warship Class)

Specifications
Specifications
Configuration:;
• UIC	B′B′
• Commonwealth	B-B
Gauge	4 ft 8+1⁄2 in (1,435 mm) standard gauge
Wheel diameter	3 ft 3+1⁄2 in (1.003 m) new
Minimum curve	4.5 chains (91 m)
Wheelbase	bogie 10 feet 6 inches (3.2 m); bogie center distance 37 ft 9 in (11.51 m); total 48 ft 3 in (14.71 m)
Length	60 ft 0 in (18.29 m)
Width	8 ft 10 in (2.69 m)
Height	12 ft 9+1⁄2 in (3.899 m)
Loco weight	79.5 long tons (80.8 t; 89.0 short tons)
Fuel capacity	800 imp gal (3,600 L; 960 US gal)
Prime mover	MAN L12V 18/21, 2 per locomotive
Engine type	V12 four stroke diesel
Cylinders	12
Cylinder size	180 mm × 210 mm (7.087 in × 8.268 in) (bore x stroke)
Transmission	Hydraulic, Voith/NBL LT.306r
MU working	◆ White Diamond
Train heating	Steam, 940 imp gal (4,300 L; 1,130 US gal) capacity
Loco brake	Vacuum controlled air, hand brake (?)
Train brakes	Vacuum

D800 *Warship*
British Rail Class 43 *Warship*
D800 Warship; British Rail Class 43 Warship
	D852 'Tenacious' at Old Oak Common in 1964
Power type
Type and origin
Power type	Diesel-hydraulic
Builder	North British Locomotive Co.
Serial number	27962–27994
Build date	1960–1962
Total produced	33
Configuration:;
Specifications
Configuration:;
• UIC	B′B′
• Commonwealth	B-B
Gauge	4 ft 8+1⁄2 in (1,435 mm) standard gauge
Wheel diameter	3 ft 3+1⁄2 in (1.003 m) new
Minimum curve	4.5 chains (91 m)
Wheelbase	bogie 10 feet 6 inches (3.2 m); bogie center distance 37 ft 9 in (11.51 m); total 48 ft 3 in (14.71 m)
Length	60 ft 0 in (18.29 m)
Width	8 ft 10 in (2.69 m)
Height	12 ft 9+1⁄2 in (3.899 m)
Loco weight	79.5 long tons (80.8 t; 89.0 short tons)
Fuel capacity	800 imp gal (3,600 L; 960 US gal)
Prime mover	MAN L12V 18/21, 2 per locomotive
Engine type	V12 four stroke diesel
Cylinders	12
Cylinder size	180 mm × 210 mm (7.087 in × 8.268 in) (bore x stroke)
Transmission	Hydraulic, Voith/NBL LT.306r
MU working	◆ White Diamond
Train heating	Steam, 940 imp gal (4,300 L; 1,130 US gal) capacity
Loco brake	Vacuum controlled air, hand brake (?)
Train brakes	Vacuum
Maximum speed
Performance figures
Maximum speed	80 mph (130 km/h)
Power output	Engines: 1,100 bhp (820 kW) × 2
Tractive effort	Maximum: 49,030 lbf (218 kN)
Operators
Career
Operators	British Rail
Numbers	D833–D865
Nicknames	"Warship"
Axle load class	Route availability 7 (RA 6 from 1969)
Retired	1969–1971
Disposition	All scrapped
	Technical details : B.R.33003/91 except where noted

The British Rail Class 43 Warship, originally classified the D800 Warship, were diesel-hydraulic locomotives built by the North British Locomotive Company (NBL) from 1960 to 1962. They were essentially a subclass of the British Rail Class 42 with a different prime mover. They were numbered D833–D865.