Rubuta ci gaba don wannan sakin layi - A watan Nuwambar 1971 "McKean" ya bi jirgin jigilar Burtaniya zuwa Tekun Indiya, sannan ya shiga Rundunar Sojojin Amurka ta Bakwai. A watan Disamba, 1971 an tura "McKean" zuwa Bay of Bengal a matsayin wani ɓangare na Task Force 74 don kare bukatun Amurka a can yayin da Indo-Pakistani War
aka yi. Bayan ya koma cikin rundunar, "McKean" ya ga tashar jiragen ruwa a Singapore, Hong Kong, New Guinea da kuma Australia da New Zealand. Ta koma Long Beach a watan Nuwambar 1971 ta hanyar tsayawa a Samoa na Amurka da Pearl Harbor, Hawaii.