This Mi-17-1V has manufacturer date 24 November 1995. It was accepted by the Sri Lanka Air Force as CH-588 on 13 January 1996. It was reserialled to most likely SMH-4305 in 2010, and again reserialled to SMH-588 by March 2012. It was earlier furnished in a black colour scheme. Became a white one most probably due to a SLAF United Nations mission to Mali. After return from Mali, it was placed into storage, awaiting overhaul with the SLAF Aircraft Engineering Wing (with 5,839:43 flight hours). It is made its last flight on 1 January 2022, and a last ground run date 25 September 2023.