Specifications:
Displacement 330 tons
Length 140' 6"
Beam 27' 6"
Draft unknown
Complement 12
Propulsion. One Diesel engine single propeller 250 shp.
Armament unknown
YO 138 was indefatigable in carrying fuel oil for Naval bases at Natal and Salvador, Bahia. In this hauling work this barge was a Godsend. The craft was originally the Brazilian Aurora and was out of service in Rio since the war outset.