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Largest rotorcraft

Largest rotorcraft
Who
Piasecki Heli-Stat
Where
United States
When
October 1985
The largest rotorcraft was the Piasecki Heli-Stat, which used four Sikorsky S-58 airframes attached to a surplus Goodyear ZPG-2 airship. Powered by four 1,137 kW (1,525 hp) piston engines and 104.5 m (343 ft) long, 33.8 m (111 ft) high, and 45.4 m (149 ft) wide, it first flew in October 1985 at Lakehurst, New Jersey, USA but was destroyed in a crash on 1 July 1986.