British Rail Class 43 (Warship Class)

British Rail Class 43
D848 Sultan
Type and origin Power type Diesel-hydraulic Builder North British Locomotive Co. Serial number 27962–27994 Build date 1960–1962 Total produced 33
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 (3.20 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 (3.90 m) Loco weight 79.50 long tons (80.78 t; 89.04 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
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)
Career Operators British Railways 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 diesel-hydraulic locomotives were built by the North British Locomotive Company (NBL) from 1960 to 1962.