With the capacity for two crew members, the Hiller OH-23 Raven was a light observation helicopter based on the Hiller Model 360. The Model 360 was designated as the UH-12. The empty weight is 1816 lb (825 kg) and the maximum takeoff weight is 2700 lb (1227 kg). The cruise speed is 71 knots (82 mph, 132 km/h) and the maximum speed is 83 knots (95 mph, 153 km/h). The Hiller UH-12C is a three seat variant equipped with all metal rotor blades and a one piece canopy.
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