Helicopter Sikorsky MH-60R Seahawk Serial 70-4826 Register 168131 used by US Navy USN. Aircraft history and location Aircraft History 168131 US Navy USN 2016 HSM-70 /AJ-710 HSM-70 2019-04-04 A North Western Approaches as HSM-70 /AJ-710 asg USS Gravely (DDG 107) during JW19-1 in the Sea of Hebrides Exercise Joint Warrior 19-1 Send Updates Use APP to upload photo @ (optional) When Now? / / Send