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  1. Copilot Answer
    National originUnited States
    StatusIn service
    Development

    During 1960, the United States Army issued Technical Specification 153 for a Light Observation Helicopter (LOH) capable of fulfilling various roles on the battlefield, including personnel transport, escort, casualty ev… See more

    Operational history

    During 1966, the OH-1 entered service with the U.S. Army. Its first overseas deployment, as well as into frontline combat, was the Vietnam War. The pilots dubbed the new helicopter Loach, a word created by … See more

    Variants

    YOH-6A Prototype
    OH-6A Production model powered by a 263 kW (317 shp) Allison T63-A5A turboshaft engine.
    OH-6A NOTAR Experimental
    OH-6B Re … See more

    Specifications (OH-6A)

    Data from
    General characteristics
    • Crew: 2
    • Capacity: 2 seated passengers or 4 on the floor with rear seats folded/removed… See more