CLASS 35

1957 BR number range:

D7000 D7100

Former class codes:

D17/2, later 17/7

Built by:

Beyer Peacock

Introduced:

1961-65

Wheel arrangement:

B-B

Weight (operational):

74 tonnes

Height:

12ft 10 9/16in

Width:

8ft 8 1/2in

Length:

51 ft 8 1/2in

Min curve negotiable:

4 chains

Maximum speed:

90mph

Wheelbase:

36ft

Bogie wheelbase:

10ft 6in

Bogie pivot centres:

25ft 6in

Wheel diameter:

3ft 9in

Brake type:

Vacuum

Sanding equipment:

Pneumatic

Route availability:

6

Heating type:

D7000-D7044 - Steam - Stone OK 4616
D7045-D7100 - Steam - Spanner Mk 3

Multiple coupling restriction:

Yellow Triangle

Brake force:

33 tonnes

Engine type:

Maybach MD870

Engine horsepower:

1,740hp

Power at rail:

1,320 hp

Tractive effort:

46,6001b

Cylinder bore:

7.3in

Cylinder stroke:

7.9in

Transmission type:

Mekydro K184U

Fuel tank capacity:

80Ogal

Cooling water capacity:

?? gal

Lub oil capacity:

60 gal

Boiler water capacity:

80Ogal

Boiler fuel supply:

From main tank