First flying as N629JS with AgustaWestland in 2008, this Koala was delivered to Air Mercy Service in South Africa as ZS-RRN in 2009. Re-acquired by Leonardo Helicopters in 2018, it was upgraded for the US Navy TH-73 competition to replace the Bell TH-57 Sea Ranger. Certified for single engine IFR, it won the contract against the Bell 407 GXi and Airbus H135.