GNR Class J4

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GNR J4 & J5 Classes
LNER Classes J3 and J4
Immingham 2 Locomotive Depot geograph-2349391-by-Ben-Brooksbank.jpg
LNER J4 No. 4142. at Immingham Locomotive Depot 1947
Type and origin
Power type Steam
Designer Patrick Stirling, rebuilt Henry Ivatt
Build date 1882-1901
Total produced 302
153 rebuilt to J3 class
 • Whyte 0-6-0
Gauge 4 ft 8 12 in (1,435 mm) standard gauge
Driver dia. 5 ft 2 in (1.57 m)
Loco weight 41 tons 10 cwt (42 tons 12 cwt rebuilds)
Fuel type coal
Boiler pressure 175 psi
Cylinders two inside
Cylinder size 17.5 in × 26 in (440 mm × 660 mm)
Performance figures
Tractive effort 19,105 lbf

The Great Northern Railway J4 Class was a class of 302 0-6-0 steam locomotives, introduced in 1882 designed by Patrick Stirling for goods traffic. Just over half of these were rebuilt to a design by Henry Ivatt between 1912 and 1928.


None of the J4s survived into preservation.


  • Ian Allan ABC of British Railways Locomotives (1948 ed.). part 4, page 28. 

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