Helicopter Sikorsky HSS-1 / SH-34G Seabat Serial 58-25 Register 158480 used by US Navy USN. Built 1955. Aircraft history and location Aircraft History 158480 US Navy 1955-08-22 Accident Sikorsky HSS-1, c/n 58-25, ff? del US Navy as HSS-1 138480, 22Aug55 w/o VX-6, Quonset Point, 10Jul58. VXE-6 Send Updates Use APP to upload photo @ (optional) When Now? / / Send