Characteristics for an American landing craft, utility (LCU) in March 1961

Dimensions 119 x 33 x 4 feet. Speed 7 (cruising)-8 (maximum) knots. Range 1,200 miles/7 knots. Capacity 400 troops for short distances 170 tons cargo. Largest equipment carried 4 medium tanks or 9-2.5 ton trucks.

Source

Army forces in amphibious operations (the Army Landing Force). Department of the Army Field Manual FM 31-12. March 1961