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Kaman HUK

From PlaneSpottingWorld, for aviation fans everywhere

The Kaman HUK-1 was a four place, single piston engine helicopter using two intermeshing rotors. It was very similar to the HOK-1, which preceded it. The HUK-1 was built for the U.S. Navy by Kaman Aircraft in Bloomfield, Connecticut. The HUK-1 was powered by a Pratt and Whitney R-1340-52, 600 hp engine.

It was produced during 1957 and 1958.

A total of 24 aircraft were produced. An US Air Force version of this helicopter was designated the H-43A.

Specifications (HUK-1)

General characteristics

  • Crew: two
  • Capacity: two
  • Length: 7.62 m (25 ft)
  • Wingspan (rotor): 14.33 m (47 ft)
  • Height: m ( ft)
  • Empty: kg ( lb)
  • Loaded: kg ( lb)
  • Maximum takeoff: 3091 kg (6,800 lb)
  • Powerplant: one, Pratt and Whitney R-1340-52 piston engine, kW, (600 hp)


  • Maximum speed: 177 km/h ( 110 mi/h)
  • Range: 354 km ( 220 statute miles)
  • Service ceiling: m ( ft)
  • Rate of climb: m/min ( ft/min)
  • Power/mass: