 No. 5 Operational Training Unit was an operational training units ( OTU ) of the Royal Australian Air Force . It was formed at Wagga Wagga , New South Wales , in October 1942 to train bomber pilots and navigators for service in World War II . The unit was initially equipped with Bristol Beauforts and Beaufighters , and later received Douglas Bostons and de Havilland Mosquitos , among other types . It was transferred to Tocumwal in October 1943 , and then to Williamtown in mid @-@ 1944 . Disbanded in July 1947 , No. 5 OTU was re @-@ raised at Williamtown in April 1970 as a jet fighter conversion unit , operating CAC Sabres , de Havilland Vampires , and Macchi MB @-@ 326s . It ceased operations in July the following year . 
