British Rail Class 04

British Rail Class 04
Preserved class 04 D2246 at Buckfastleigh.
Type and origin
Power typeDiesel-mechanical
BuilderDrewry Car Co., at Vulcan Foundry and Robert Stephenson and Hawthorns
Build date1948 (D2341); 1952–1962 (D2200-2340)
Total produced142 (for BR)
+ 2 (for CEGB)
Specifications
Configuration:
  Whyte0-6-0DM
  UICC
Gauge4 ft 8+12 in (1,435 mm) standard gauge
Wheel diameterD2200–D2214: 3 ft 3 in (0.991 m)
D2215–D2273: 3 ft 6 in (1.067 m)
D2274–D2339: 3 ft 7 in (1.092 m)
Minimum curve2 chains (130 ft; 40 m)
Wheelbase9 ft 0 in (2.74 m)
Length26 ft 0+12 in (7.94 m)
Width8 ft 6 in (2.59 m)
Height12 ft 1+12 in (3.696 m)
Loco weight30.2 long tons (30.7 t; 33.8 short tons) to
32 long tons (32.5 t; 35.8 short tons)
Fuel capacity225 imp gal (1,020 L; 270 US gal) to
300 imp gal (1,400 L; 360 US gal)
Prime moverGardner 8L3
TransmissionWilson-Drewry 5 speed epicyclic gearbox
Train heatingNone
Train brakesVacuum
Performance figures
Maximum speed25 mph (40 km/h) to
27 mph (43 km/h)
Power outputEngine: 204 hp (152 kW)
At rail: 152 hp (113 kW)
Tractive effortMaximum: 15,650 lbf (69.6 kN) to
16,850 lbf (75.0 kN)
Brakeforce14 long tons-force (139.5 kN)
Career
OperatorsBritish Railways
NumbersD2200–D2341
Axle load classD2200–D2214: RA 1
D2215–D2340: RA 2
Withdrawn1967–1971
Disposition20 (19 BR + 1 CEGB) preserved, remainder scrapped

The British Rail Class 04 is a 0-6-0 diesel-mechanical shunting locomotive class, built between 1952 and 1962 and was the basis for the later Class 03 built in the British Railways workshops.