The Hastings was designed as a replacement for the Avro York transport in RAF service, and the prototype (TE580) made its first flight at Wittering on 7 May 1946, the second prototype (TE583) being flown for the first time on 30 December that year.
Once the Hawker 800 series was placed in production British Aerospace looked at a further development of the type and, despite being the most capable model of all the various models, only 52 examples were completed.
The Royal Aero club of Great Britain in 1924 organised a competition amongst the designers of the time to build a light aircraft suitable for weekend pilots.
The Harbin Y-12 was a development of the piston engined C-11 built in some numbers by the State Aircraft Factory of the Chinese People’s Republic at Shenyang.
During the early 1960s the RAF issued a requirement for a medium tactical freighter, and the Avro design team developed a variant of the Avro 748 (later Hawker Siddeley 748 series 2).