Helicopter Sikorsky MH-60R Seahawk Serial Register 166557 used by US Navy USN. Aircraft history and location Aircraft History 166557 US Navy 2010-11-13 A KLAS HSM-70./AJ-711 at Las Vegas HSM-70 Jan 13 HSM-70 /AJ-711 HSM-70 2015-09Sep15 HSM-60 /NW-603 HSM-60 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
