British Rail Class D2/10

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British Rail Class D2/10
Type and origin
Power typeDiesel-hydraulic
BuilderNorth British Locomotive Company
Serial number27703–27714, 27815–27839, 27998–29033
Build date1957–1961
 • Whyte0-4-0 DH
Gauge4 ft 8 12 in (1,435 mm) standard gauge
Wheel diameterD2708–D2719: 3 ft 6 in (1.07 m);
D2720–D2780: 3 ft 9 in (1.14 m)
Loco weightD2708–D2719: 30.00 long tons (30.48 t);
D2720–D2780: 36.00 long tons (36.58 t)
Prime moverNBL/MAN W6V
TransmissionHydraulic, Voith
MU workingNot fitted
Train heatingNone
Performance figures
Top speed15–17 mph (24–27 km/h)
Power outputEngine: 225 bhp (168 kW)
Tractive effortD2708–D2719: 20,080 lbf (89.3 kN)
Railroad(s)British Railways
ClassDY11; later D2/10; later 2/4 (D2708–D2719), 2/4B (D2720–D2780)
Number(formerly 11708–11719 (D2708–D2719 from 1961 to 1963), D2720–D2780
Axle load classD2708–D2719: RA 2;
D2720–D2780: RA 5

British Rail Class D2/10 was a locomotive type commissioned by British Rail. It was a diesel-hydraulic shunting locomotive in the pre-TOPS period built by the North British Locomotive Company (NBL). The NBL/MAN engines were built by the North British Locomotive Company in Scotland under licence from the German company MAN.