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Explore / HH-120

N3781G trading card

Legendary 1953 HH-120, one of 1 registered in the US.

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N3781G is a HH-120 built in 1953, registered in the United States. It is the only one of its model on the registry, which makes its card legendary. Power comes from HILLER 8RJ2B. It seats 1. Turn it into a custom trading card with your own photo: we print standard 2.5 by 3.5 inch cards and mail them to you.

ClassRotorcraft, Piston
Built1953
Serial534663
EngineHILLER 8RJ2B
Power4 hp
Seats1
Cruise99 mph
Weight classUnder 12,500 lb
Airworthy sinceJun 4, 2004
Mode S codeA45405
RegistrationValid

Details as of 2026-10-23. Is this your aircraft and you would rather it not appear here? Ask us to remove it.