LNER Class A4 4498 Sir Nigel Gresley

Sir Nigel Gresley
60007 at the Barrow Hill Roundhouse in April 2009
Type and origin
Power typeSteam
DesignerNigel Gresley
BuilderDoncaster Works
Serial number1863
Build date30 October 1937
Specifications
Configuration:
 • Whyte4-6-2
 • UIC2'C1h3
Gauge4 ft 8+12 in (1,435 mm) standard gauge
Leading dia.3 ft 2 in (0.965 m)
Driver dia.6 ft 8 in (2.032 m)
Trailing dia.3 ft 8 in (1.118 m)
Boiler pressure250 psi (1.72 MPa)
CylindersThree
Cylinder size18.5 in × 26 in (470 mm × 660 mm)
Loco brakeSteam
Train brakesLNER/BR: Vacuum
Now: Dual air and Vacuum
Performance figures
Tractive effort35,455 lbf (157.7 kN)
Career
OperatorsLondon & North Eastern Railway
British Railways
ClassA4
NumbersLNER 4498,
LNER 7 (from 1946),
BR 60007 (from 1948)
Official nameSir Nigel Gresley
Withdrawn1 February 1966
Restored1967
Current ownerSir Nigel Gresley Locomotive Preservation Trust
DispositionOperational, mainline certified

60007 Sir Nigel Gresley is an LNER Class A4 4-6-2 ("Pacific") steam locomotive built at Doncaster Works in 1937 to a design of Sir Nigel Gresley for operation on the London and North Eastern Railway (LNER). The locomotive holds the post-war speed record for steam locomotives on British Railways. The locomotive was withdrawn from service in 1966 and purchased for preservation the same year; it is one of six A4s to be preserved.