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| Keywords: text cartoon writing 330-PSA-9-63 (USN 711226): LCU-1620 is craft of the LCU-1600 class fitted with vertical-axis (cycloidal), propellers, equipped with two six-blade, controllable pitch, 500 horsepower propellers. The LCU-1620 is steered by shifting the direction of thrust of both propellers simultaneously. In tests the LCU-1620 stopped completely in three quarters of her length from a full speed of more than 11 knots. She turned a complete circle in still water in less than 10 seconds, fully loaded, she retracted, turned around, and came out over a sandbar bow on. Shown is a diagram of the directions of travel. Photograph released January 15, 1963. (2015/10/13). 330-PSA-9-63 (USN 711226): LCU-1620 is craft of the LCU-1600 class fitted with vertical-axis (cycloidal), propellers, equipped with two six-blade, controllable pitch, 500 horsepower propellers. The LCU-1620 is steered by shifting the direction of thrust of both propellers simultaneously. In tests the LCU-1620 stopped completely in three quarters of her length from a full speed of more than 11 knots. She turned a complete circle in still water in less than 10 seconds, fully loaded, she retracted, turned around, and came out over a sandbar bow on. Shown is a diagram of the directions of travel. Photograph released January 15, 1963. (2015/10/13). | ||||
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