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| | Alvand ['Vosper' Mk 5] class - Iran Defence Forum |
 | | The Iranians' most modern major units are the three British built frigates, commissioned in 1971-72 and refitted just before the Shah was overthrown. |
 | | These frigates displace 1,250 tons, and are equipped with a 114mm gun, a twin 35mm gun, three single 20mm guns, two 50-caliber machine guns, two 81mm mortars, a Limbo ASW mortar, two triple 12.75-inch torpedo tubes, and four C-802 anti-ship missiles. |
 | | These modern frigates displace 1,850 tons, and are equipped with the SS-N-27 anti-ship missile (carrying twelve missiles in a vertical–launch system), three eight-round SA-N-9 missile launchers, a 100mm gun, two 30mm Gatling guns, four 15.75-inch torpedo tubes, and two four-round SA-N-8 launchers. |
| www.irandefence.net /showthread.php?p=7951 (911 words) |
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