CLASS 501
| Number range: | 501135-501189 |
| Former number range: | - |
| Alpha code: | - |
| Introduced: | 1957-58 |
| Built by: | BR Eastleigh |
| Formation: | DMBS+TS+DTBS |
| Vehicle numbers: | DMBS - 61135-61189 |
| TS - 70135-70189 | |
| DTBS - 75135-75189 | |
| Set length: | 181ft 9in |
| Vehicle length: | DMBS, DTBS - 57ft
5in TS - 57ft 1in |
| Height: | 12ft 8in |
| Width: | 9ft 6in |
| Seating: | Total - 256S amended to 242S |
| DMBS - 74S | |
|
TS - 108S, later amended to 94S after opeing out of compartments |
|
| DTBS - 74S | |
| Internal layout: | 2+3 or compartment |
| Gangway: | No |
| Toilets: | Not fitted |
| Weight: | Total - 106 tonnes |
| DMBS - 47 tons | |
| TS - 29 tons | |
| DTBS - 30 tons | |
| Brake type: | Air (EP/Auto) |
| Bogie type: | Mk2 |
| Power collection: | 630V dc third rail |
| Traction motor type: | 4 x GEC |
| Horsepower: | 740hp |
| Max speed: | 60mph |
| Coupling type: | Screw |
| Multiple restriction: | Within class only |
| Door type: | Slam |
| Special features: |
Set numbers not carried, formations usually kept with last two numbers the same.
Last update 22/04/06