D3/14

British Rail Class D3/14 was a diesel-electric locomotive built by the London and North Eastern Railway at its Doncaster Worksundefined. It had a Petter engine, and Brush Traction electricals. It was absorbed by British Railways on nationalisation, but was withdrawn in the pre-TOPS era.

Number 15004 was built as a prototype in 1947 and on nationalisation became part of the Eastern Region of British Railways fleet in 1949. Its shed allocation in 1950 was 31B, March. It was withdrawn in 1962.