Ibn Khaldun (507) (Arabic: ابن خلدون) was a training frigate of the Iraqi Navy that was built in SFR Yugoslavia. Later the frigate was renamed to Ibn Marjid (Arabic: ابن ماجد). She has a near sister ship, the Indonesian corvette .
Ibn Khaldun has a length of 96.7m (317.3feet), a beam of 11.2m (36.7feet), with a draught of 4.5m (14.8feet) and her displacement is 1850abbr=onNaNabbr=on at full load. The ship was powered by combined diesel or gas (CODOG) propulsion, consisted of an Rolls-Royce Marine Olympus TM3B gas turbine with sustained power output of 22300shp, and two MTU 16V 956TB91 diesel engines with sustained power output of 7100shp, distributed in two shafts.[1] She was also equipped with controllable pitch propeller.[2] Her maximum speed are 26kn with gas turbine and 20kn with diesels. The ship had a range of 4000NM while cruising at 20kn.[1]
The ship has a complement of 93 personnel, with the addition of 100 cadets for training purpose. She was armed with one Bofors 57 mm L/70 Mk 1 naval gun, one Bofors 40 mm Automatic Gun L/70, and four 20 mm Rheinmetall Mk 20 Rh-202 autocannons in twin mount. The ship also armed with two 533mm torpedo tubes and one GM 101/41 depth charge projector. She was designed to be able to carry four MM38 Exocet anti-ship missiles with two launchers, but the launchers itself were never fitted. As a training ship, Ibn Khaldun has classroom and additional bridge, navigation room, radio room, and accommodations.[1]
Her electronic system and sensors consisted of Philips Elektronik 9LV200 Mk 2 fire control radar, two Racal Decca 1229 surface search/navigation radars, a hull-mounted sonar, and electronic countermeasure-electronic support measures suite.[1]
The ship was laid down in 1977 at Uljanik Shipyard, SFR Yugoslavia and she was launched in 1978. Ibn Khaldun was commissioned on 20 March 1980.[1]
She was mainly used for training and as transport between Europe and Gulf of Aqaba during Iran–Iraq War.[2] The ship was still operational in 1988, despite several Iranian claims that she had been sunk.[1]
Ibn Khaldun was severely damaged by air attacks while at Basra in February 1991 as the result of Operation Desert Storm.[3] [4] The ship was later renamed to Ibn Marjid.[4] Ibn Marjid survived the Gulf War, but her overall condition was deteriorating[3] and she lacked spare parts for her Roll-Royce engines.[5] She was able to sailed briefly in March 2003 during the U.S. invasion of Iraq, but later was sunk at harbor by air attacks.[6]