Wed 21 Feb 2018 21:07:09


British Railway Steam Locomotive

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Note: To Obtain Consistency in the Steam System, Shed Codes used are those Registered at Nationalisation on 1st January 1948
2nd Grouping Number
1st Grouping Numbersr 496
2nd Pre Grouping Number
1st Pre Grouping Numberlswr 496
Works/Lot Number
Class CodeS15
BuilderEastleigh Works (LSWR/SR/British Railways)
1948 Shed70B Feltham
Last Shed70B Feltham
Disposal detailsEastleigh Works (B.R.)
DisposalCut Up
Disposal Date31/08/1963
NotesMaunsell Super Heater Fitted Sep 1927

Class Information

Introduced 1920. Urie LSWR design, development of Class N15 for mixed traffic work.
(a) Introduced 1927. Maunsell development of Urie design with higher boiler pressure, reduced cylinder diameter, smaller grate, modified cab and other detail alterations.
(b) Introduced 1927. Fitted with six wheel tenders for Central Section.
(c) Introduced 1936. Locos with further detail differences, reduced weight and modified tender design.

Loco 79 tons 16 cwt, 80 tons 14 cwt (a)(b), 79 tons 5 cwt (c)
Tend 57 tons 16 cwt, 56 tons 8 cwt (a)(c), 42 tons 8 cwt (b)
Driving Wheel: 5' 7" Boil Press: 180lb/sq in Su; 200lb/sq in Su (a-c)
Cylinders: Valve Gear: Walschaerts (piston valves)
Two 21" x 28" (outside)
Two 20?" x 28" (outside) (a-c) TE: 28,200 lb; 29,855 lb (a-c)

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