Being intended for London suburban service, they were built with condensing gear, and Westinghouse air brakes.

7219 received her British Railways number in November 1949 after a general repair at Stratford.

[1] As none of the F4s, F5s or F6s were preserved, The Holden F5 Steam Locomotive Trust is recreating GER number 789 from the beginning.

As of November 2019, the frame plates, buffer beams, machined cylinder block, motion bracket, star stay, tank supports and buffer beams are awaiting assembly at Tyseley Locomotive Works.

Features include the high-arched G69-style cab, Ramsbottom safety valves, condensing gear, and the smaller (6/6.5 inch) Westinghouse air brake pump.