Sikorsky Bearingless Main rotor (SBMR) mounted on the Ames Rotor Test Apparatus (RTA) during testing in the NASA Ames 40x80ft Subsonic Wind Tunnel, test-584. Rotors in motion.
Photographer Dominic Hart
Sikorsky Bearingless Main rotor (SBMR) mounted on the Ames Rotor Test Apparatus (RTA) during testing in the NASA Ames 40x80ft Subsonic Wind Tunnel, test-584. Rotors in motion.