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Pima Air & Space Museum, Tucson Arizona
McDonnell-Douglas OH-6A 'Osage' SN: 64-18017

Description
Notes: Light observation helicopter with 4-BLADE rotor. Used for reconnaissance, target acquisition, command/control.
  Manufacturer:McDonnell-Douglas
  Base model:H-6
  Designation:OH-6
  Version:A
  Nickname:Osage
  Equivalent to: HH-55
  Designation System:U.S. Tri-Service
  Designation Period:1962-Present
  Basic role:Helicopter
  Modified Mission:Observation
  Crew:Pilot, Student
  Serial/Bureau Number:64-18017
  Location:Pima Air & Space Museum, Tucson Arizona

Specifications
  Length: 22' 4" 6.8 m
  Height:8' 3" 2.5 m
  Wingspan: 25' 3" 7.7 m
  Empty Weight: 1,008 lb 457 kg
  Gross Weight: 1,850 lb 839 kg

Propulsion
  No. of Engines: 1
  Powerplant: Lycoming HIO-360-B1A
  Horsepower (each): 180

Performance
  Range: 204 miles 328 km
  Cruise Speed: 66 mph 106 km/h 57 kt
  Max Speed: 86 mph 138 km/h 74 kt
  Ceiling: 11,500 ft 3,505 m