Fri 29 Aug 2014 06:15:26


British Railway Steam Locomotive

Please read this statement on the accuracy of the data shown below

Note: To Obtain Consistency in the Steam System, Shed Codes used are those Registered at Nationalisation on 1st January 1948
Number 9781 b
2nd Grouping Number
1st Grouping Numbergwr 9781
2nd Pre Grouping Number
1st Pre Grouping Number
Works/Lot Number
Class Code5700
BuilderSwindon Works (GWR/British Railways)
1948 Shed81B Slough
Last Shed81E Didcot
Disposal detailsCashmores, Newport.
DisposalCut Up
Disposal Date30/09/1961

Class Information

Introduced 1929. Collett design for shunting and light freight work
developed from 2021 class.
(a) Introduced 1930. Locos with steam brakes only and no ATC fittings -
intended for shunting duties.
(b) Introduced 1933. Locos with detai alterations, modified cabs (except
8700) and increased weight.
(c) Introduced 1933. Locos with condensing gear for London area service on
LT Metropolitan Line.
(d) Introduced 1948. Locos with steam brake only and detail alterations.
Loco 47 tons 10 cwt ( )(a) Driving Wheel: 4' 7?"
50 tons 15 cwt (c) Boil Press: 200lb/sq in NS
40 tons 0 cwt (b) (d)
Cylinders: Valve Gear: Stephenson (slide valves)
Two 17?" x 24" (inside) TE: 22,515 lb

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