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Record: 71951 (21/04/2026)
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33 Bo-Bo
Class Types
| 1955 Class |
D15/1 |
| 1955 Class |
D15/2 |
| Pre-Tops Class |
KA |
| Pre-Tops Class |
KA4C |
| Pre-Tops Class |
15/6 |
| Pre-Tops Class |
15/6A |
| Pre-Tops Class |
KB |
| TOPS Class |
33/1 |
| TOPS Class |
33/2 |
| TOPS Class |
33/0 |
General
| Year Introduced |
1960 |
| Wheel Arrangement |
Bo-Bo |
| Manufacturers |
|
| Number Range (as built) |
D6500-D6597 |
| Number Built |
98 |
|
|
|
Miscellaneous
|
33/0 |
33/1 |
33/2 |
| Year Introduced |
1960 |
1967 |
1962 |
| Maximum Speed |
85mph |
As 33/0 |
As 33/0 |
| Number Built |
86 |
19 |
12 |
| Number Range (as built) |
D6500-D6585 (less 33/1's) |
from D6511-D6580 |
D6586-D6597 |
| Sanding Equipment |
Pneumatic |
As 33/0 |
As 33/0 |
| Route Availability |
6 |
As 33/0 |
As 33/0 |
| Multiple Working |
Blue Star |
As 33/0 |
As 33/0 |
| Brake Type (loco - as built) |
Air |
As 33/0 |
As 33/0 |
| Brake Type (train - as built) |
Dual |
As 33/0 |
As 33/0 |
| Notes |
19 locos were push pull fitted around 1967 and were classified as 33/1 |
Multiple Working fitted (with SR stock) |
Built 7 inches narrower than standard class 33 for use on the Hastings line |
Dimensions
|
33/0 |
33/1 |
33/2 |
| Weight |
77t 0cwt |
78t 0cwt |
As 33/0 |
| Wheel Diameter |
3' 7" |
As 33/0 |
As 33/0 |
| Length |
50' 9" |
As 33/0 |
As 33/0 |
| Height |
12' 8" |
As 33/0 |
As 33/0 |
| Width |
9' 3" |
As 33/0 |
8' 8" |
| Wheelbase |
39' |
As 33/0 |
As 33/0 |
| Bogie Wheelbase |
10' |
As 33/0 |
As 33/0 |
| Bogie Pivot Centres |
29' |
As 33/0 |
As 33/0 |
| Minimum Curve |
4 |
As 33/0 |
As 33/0 |
Power
|
33/0 |
33/1 |
33/2 |
| Power Unit |
Sulzer 8LDA28B |
As 33/0 |
As 33/0 |
| Tractive Effort |
45,000lbs |
As 33/0 |
As 33/0 |
| Horse Power |
1550hp |
As 33/0 |
As 33/0 |
| Power at Rail |
1,215hp |
As 33/0 |
As 33/0 |
| Main Generator |
Crompton Parkinson CG391/A1 |
As 33/0 |
As 33/0 |
| Auxiliary Generator |
Crompton Parkinson CAG193/A1 |
As 33/0 |
As 33/0 |
Transmission
|
33/0 |
33/1 |
33/2 |
| Transmission Type |
Electric |
As 33/0 |
As 33/0 |
| Traction Motor Number |
4 |
As 33/0 |
As 33/0 |
| Traction Motor Type |
Crompton Parkinson C171/C2 |
As 33/0 |
As 33/0 |
| Gear Ratio |
62:17 |
As 33/0 |
As 33/0 |
Heating
|
33/0 |
33/1 |
33/2 |
| Heating Type |
Electric |
As 33/0 |
As 33/0 |
| ETS Alternator |
Crompton Parkinson CAG392/A1 |
As 33/0 |
As 33/0 |
Fuel, Lubricants, Water
|
33/0 |
33/1 |
33/2 |
| Fuel Capacity |
800gal |
As 33/0 |
As 33/0 |
| Coolant Capacity |
230gal |
As 33/0 |
As 33/0 |
| Lubrication Oil Capacity |
108gal |
As 33/0 |
As 33/0 |
|