On 19 September 1968, the unit was renamed No. 1 Operational Support Unit (1OSU). On return to Australia in 1972 the unit was disbanded only to be reformed 12 years later at RAAF Richmond.
On September 19, 1968, the unit was rechristened as No. 1 Operational Support Unit (1OSU). After returning to Australia in 1972, the unit ceased operations but was revived twelve years later at RAAF Richmond.