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  1. Bell AH-1Z Viper
    Bell AH-1Z ViperAttack helicopter
    OverviewCockpitSpecificationsInteriorsDesign and developmentEngine diagramHistory
  2. Copilot Answer
    Wikipedia
    https://en.wikipedia.org/wiki/Bell_AH-1Z_Viper
    Bell AH-1Z Viper - Wikipedia
    TypeAttack helicopter
    National originUnited States
    ManufacturerBell Helicopter
    StatusIn service
    Development

    Aspects of the AH-1Z can be traced back to the experimental Bell 249 of 1979, which was essentially an upgraded AH-1S, having been equipped with the four-blade main rotor system from the Bell 412 utility helicopter. … See more

    Design

    The Bell AH-1Z Viper is an attack helicopter derived from the earlier Bell AH-1 SuperCobra. When contrasted against its predecessor, it incorporates various improvements and advances, including new rotor techn… See more

    Operational history

    During May 2005, it was announced that the AH-1Z had completed its first round of sea-based flight trials. On 15 October 2005, the USMC, through the Naval Air Systems Command, accepted delivery of the first AH-1Z prod… See more

    Operators

    Bahrain
    • Royal Bahraini Air Force (6 delivered out of 12 on order)
    Czech Republic
    • Czech Air Force (10 delivered) Six to be given via th… See more

    Wikipedia text under CC-BY-SA license