Boeing 727 PSA Ships and Boats is the only Marine Corps

is the only Marine Corps aircraft permanently assigned to support a Navy squadron

Built alongside the MC

it stands as the world's foremost air battle command and control aircraft

Air American PC-6 Porter airplane model

Subsequently

Boeing 727 PSA Ships and Boats is the only Marine CorpsPSA Boeing 727 airplane model. With estimates suggesting a potential market for 300 or more aircraft, the first Model 727, a production airplane with United Airlines insignia, made its maiden flight on February 9, 1963. Sales were not up to expectations, and by late 1964 it had become clear to Boeing's management that there was a growing demand for a higher capacity short range transport airplane, and the decision to develop a stretched version (10