British Rail Class 121

E596621

The British Rail Class 121 is a type of single-car diesel multiple unit railcar introduced in the 1960s for use on lightly used branch lines and suburban services in the UK.

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Statements (49)

Predicate Object
instanceOf British Rail diesel multiple unit
diesel multiple unit
railcar
brakeType vacuum brake
category British Rail diesel multiple units NERFINISHED
rail transport in the United Kingdom
configuration single-car unit
countryOfOrigin United Kingdom
couplingType screw coupling
designedBy British Railways NERFINISHED
designedFor lightly used branch lines
suburban services
doorType slam doors
enteredService 1960
era British Railways modernisation plan era NERFINISHED
family First generation British Rail DMU
fittedWith buffers
generation first generation DMU
hasUICClassification Bo′2′
introduced 1960
manufacturer Pressed Steel Company NERFINISHED
multipleWorking Blue Square code
nickname Bubble Car NERFINISHED
numberBuilt 16
operator Arriva Trains Wales NERFINISHED
British Railways NERFINISHED
Chiltern Railways NERFINISHED
First Great Western NERFINISHED
Network Rail NERFINISHED
Network SouthEast NERFINISHED
Railtrack NERFINISHED
operatorClassDesignation Class 121 NERFINISHED
powerSource on-board diesel engine
powerType diesel-mechanical
preserved yes
serviceRegion Chiltern Main Line NERFINISHED
London area suburban lines
South Wales NERFINISHED
Western Region of British Railways NERFINISHED
trackGauge 1435 mm
standard gauge
usedAs departmental unit
passenger train
route learning unit
usedBy heritage railways
usedFor off-peak services
rural services
usedOn branch lines in the UK
withdrawnFromMainlinePassengerService 2010s

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Arriva Trains Wales operatedRollingStockClass British Rail Class 121