LNER Class J94

LNER Class J94
ex-WD Hunslet Austerity 0-6-0ST
Up freight at Harringay West, with ex-WD 0-6-0ST, ex-LNER Class J94
Type and origin
Power typeSteam
BuilderHunslet Engine Company
Build datePurchased in 1946
Total produced75
Specifications
Configuration:
 • Whyte0-6-0ST
 • UICCn t
Gauge4 ft 8+12 in (1,435 mm) standard gauge
Driver dia.4 ft 3 in (1.295 m)
Minimum curve180 ft (54.86 m)
Wheelbase11 ft 0 in (3.35 m)
Length30 ft 4 in (9.25 m)
Axle load13.35 long tons (13.56 t; 14.95 short tons)
Loco weight48.25 long tons (49.02 t; 54.04 short tons)
Fuel typeCoal
Fuel capacity2.25 long tons (2.29 t; 2.52 short tons)
Water cap.1,200 imp gal (5,500 L; 1,400 US gal)
Firebox:
 • Grate area16.8 sq ft (1.56 m2)
BoilerRound top outer firebox, 181 tubes, copper or steel inner firebox
Boiler pressure170 psi (1.17 MPa)
Heating surface:
 • Firebox88 sq ft (8.2 m2)
 • Tubes873 sq ft (81.1 m2)
SuperheaterNone
CylindersTwo, inside
Cylinder size18 in × 26 in (457 mm × 660 mm)
Valve gearStephenson
Valve typeSlide valves
Performance figures
Tractive effort23,870 lbf (106.18 kN)
Career
Power classBR: 4F
NicknamesAusterity
Retired1959–1967
DispositionTwo preserved, remainder scrapped

The London and North Eastern Railway (LNER) J94 Class is a class of steam locomotive that was formed when 75 former "Austerity" 0-6-0STs were purchased by the LNER in 1946 from the War Department.