Hengam-class landing ship
Hengam is a class of Landing Ship Heavy built by the Yarrow Shipbuilders Limited and operated by the Islamic Republic of Iran Navy. A total of 6 ships were originally planned but eventually last two were cancelled. Each of the four ships in service in the class is named after a namesake island inside Iranian territorial waters, namely Hengam Island, Larak Island, Tonb Islands, and Lavan Island respectively.
Ships in the class
Ships of the class are:| Ship | Namesake | Hull number | Laid down | Launched | Commissioned | Status |
| Hengam Island | 511 | late 1972 | 29 September 1973 | 12 August 1974 | In service | |
| Larak Island | 512 | 1973 | 7 May 1974 | 12 November 1974 | In service | |
| Tonb Islands | 513 | Unknown | 27 February 1979 | 21 February 1985 | In service | |
| Lavan Island | 514 | 6 February 1978 | 6 December 1979 | 16 January 1985 | In service |