0-4-2

plural 0-4-2s

1. Under the Whyte notation, a steam locomotive that has four coupled driving wheels followed by two trailing wheels, with no leading wheels.

   After five 0-4-2 saddle tanks in 1860, all other NLR motive power was constructed at Bow, and none of these early locomotives was fitted with a cab.

   1988, Edgar J. Larkin, The Railway Workshops of Britain, 1823-1986, page 52

   2 more examples

   The 2-4-2 tank engines of the Great Eastern and the London and North Western were simply adaptations of 2-4-0 main-line engines; the 0-4-4 tank engine owed its parentage to the archaic 0-4-2 mixed traffic.

   1952, Cuthbert Hamilton Ellis, The Beauty of Old Trains, page 117

   The 'Lord Falkland', which pulled the first train from Bombay to Thana on April 14, 1853 was built by the Vulcan Foundry in England and was a '2-4-0' tender engine. This was followed by other locomotives of the 2-4-0, 2-2-0 and 0-4-2 types, which continued in use for a number of years.

   1975, M. A. Rao, Indian Railways, page 143