Helicopter Sikorsky MH-60S Seahawk Serial Register 167879 used by US Navy USN. Aircraft history and location Aircraft History 167879 US Navy USN Jan13 HSC-6 /NH-1 HSC-6 2014-09-02w/o 02sep14 HSC-6, impacted ground during buttonhook maneuver at Dixie Valley Shore HSC-6 Send Updates Use APP to upload photo @ (optional) When Now? / / Send