Samson A390 1954, Sea Giant A288 1955, Superman 1954.
Length 180' 6" Beam 36' 11" Draught 17' 6" GRT 854 Speed 15 knots Engines Steam reciprocating. Boilers 2 x water tube,Babcock&Wilcox. Oil fired. Fuel FFO 316 tons. HP 3000 Propulsion Twin screws, single rudder. Bollard Pull 30 tons Range 5000 miles at 12 knots Complement 30.