LNER Class A4
E651559
The LNER Class A4 is a class of streamlined British express steam locomotives designed by Sir Nigel Gresley, famed for their high-speed service and for producing Mallard, the world speed record holder for steam traction.
Observed surface forms (5)
| Surface form | Occurrences |
|---|---|
| LNER 4468 Mallard | 0 |
| LNER Class A4 Bittern | 1 |
| LNER Class A4 Sir Nigel Gresley | 1 |
| LNER Class A4 steam locomotive | 1 |
| LNER Class A4 steam locomotives | 1 |
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf | steam locomotive class ⓘ |
| boilerPressure | 250 psi ⓘ |
| brakeType | vacuum brake ⓘ |
| builder |
Darlington Works
NERFINISHED
ⓘ
Doncaster Works NERFINISHED ⓘ |
| configuration | 4-6-2 ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| cylinderArrangement | three-cylinder ⓘ |
| cylinderCount | 3 ⓘ |
| designer | Sir Nigel Gresley NERFINISHED ⓘ |
| designerPosition | Chief Mechanical Engineer of LNER ⓘ |
| driverDiameter | 6 ft 8 in ⓘ |
| fuelType | coal ⓘ |
| gauge | standard gauge ⓘ |
| heritageUse |
mainline railtours
ⓘ
museum exhibits ⓘ |
| holdsRecord | world speed record for steam locomotives ⓘ |
| includes | LNER 4468 Mallard NERFINISHED ⓘ |
| inspiredBy | Bugatti railcar streamlining NERFINISHED ⓘ |
| introduced | 1935 ⓘ |
| lengthOverBuffers | about 71 ft ⓘ |
| maximumDesignSpeed | over 100 mph ⓘ |
| notableFor |
high-speed service
ⓘ
streamlined design ⓘ world steam speed record ⓘ |
| numberBuilt | 35 ⓘ |
| numberPreserved | 6 ⓘ |
| operatedBy | London and North Eastern Railway NERFINISHED ⓘ |
| operatedOn | East Coast Main Line NERFINISHED ⓘ |
| operatorAfterGrouping | British Railways NERFINISHED ⓘ |
| powerType | steam ⓘ |
| preservedExamplesLocatedIn |
Canada
NERFINISHED
ⓘ
United Kingdom NERFINISHED ⓘ United States NERFINISHED ⓘ |
| primaryRoute | London King’s Cross to Edinburgh Waverley ⓘ |
| purpose | express passenger service ⓘ |
| recordDate | 3 July 1938 ⓘ |
| recordedSpeed | 126 mph ⓘ |
| streamliningType | full-length streamlined casing ⓘ |
| subclassOf | LNER Class A4 NERFINISHED ⓘ |
| trackGauge | 1435 mm ⓘ |
| tractiveEffort | about 35,455 lbf ⓘ |
| trainHeating | steam heating ⓘ |
| UICClassification | 2′C1′ h3 ⓘ |
| usedForService |
The Coronation
NERFINISHED
ⓘ
The Elizabethan NERFINISHED ⓘ The Silver Jubilee NERFINISHED ⓘ |
| valveGear |
Gresley conjugated
ⓘ
Walschaerts NERFINISHED ⓘ |
| waterCapacity | tender carried ⓘ |
| wheelArrangement | Pacific ⓘ |
| withdrawalPeriod | 1962–1966 ⓘ |
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
LNER Class A4 Bittern
this entity surface form:
LNER Class A4 Sir Nigel Gresley
this entity surface form:
LNER Class A4 steam locomotives
this entity surface form:
LNER Class A4 steam locomotive