Helicopter Sikorsky MH-60S Seahawk Serial Register 166291 used by US Navy USN. Aircraft history and location Aircraft History 166291 US Navy 2011-02US Navy Feb11 HSC-3./SA-03 HSC-3 2013-10 A KNUW as NAS Whidbey Island SAR /FW-291 NAS Whidbey Island SAR Send Updates Use APP to upload photo @ (optional) When Now? / / Send
