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Sikorsky S-69

Cold War (1970–1991)

Sikorsky S-69 — Fixed Wing
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The Sikorsky S-69 is an American experimental compound helicopter developed by Sikorsky Aircraft as the demonstrator of the co-axial Advancing Blade Concept (ABC) with United States Army and NASA funding.

Specifications

Category
Fixed Wing
Domain
Dual-Use
Era
Cold War (1970–1991)
Engine
1× turboshaft engine
Thrust / Power
1825 shp
Length (ft)
40
MTOW (lb)
11000
Service Ceiling (ft)
25000
Max Speed (mph)
303