CLASS 16

1957 BR number range:

D8400-D8409

Former class codes:

D8/2, later 8/4

Built by:

NBL Ltd

Introduced:

1958

Wheel arrangement:

Bo-Bo

Weight (operational):

68 tonnes

Height:

12ft 6in

Width:

8ft 8 1/2in

Length:

42ft 6in

Min curve negotiable:

3 1/2 chains

Maximum speed:

60mph

Wheelbase:

28ft 6in

Bogie wheelbase:

8ft 6in

Bogie pivot centres:

20ft

Wheel diameter:

3ft 7in

Brake type:

Vacuum

Sanding equipment:

Pneumatic

Route availability:

4

Heating type:

Not fitted (Through steam pipe)

Multiple coupling restriction:

Red Circle

Brake force:

42 tonnes

Engine type:

Paxman 16YHXL

Engine horsepower:

800hp

Power at rail:

627hp

Tractive effort:

42 0001b

Cylinder bore:

7in

Cylinder stroke:

7 3/4in

Main generator type:

GEC WT881

Aux generator type:

GEC

Number of traction motors:

4

Traction motor type:

GEC WT441

Gear ratio:

Fuel tank capacity:

400gal

Cooling water capacity:

?? gal

Lub oil capacity :

?? gal

Boiler water capacity:

Not fitted