The South African Railways Class H 4-10-2T of 1899 is a steam locomotive from the pre-Union era in the Natal Colony.Between 1899 and 1903 the Natal Government Railways placed one hundred and one tank steam locomotives with a 4-10-2T wheel arrangement in service. In 1912, with the establishment of the South African Railways, the ninety-three Class C Reid Tenwheelers that survived unmodified were designated Class H.