Helicopter Sikorsky HSS-1 / SH-34G Seabat Serial 58-27 Register 138482 used by US Navy USN. Built 1955. Aircraft history and location Aircraft History 138482 US Navy 1955-09-02Sikorsky HSS-1, c/n 58-27, ff? del US Navy as HSS-1, 138482, 02Sep55 soc NAS Memphis, 12Aug71 xfer to VNAF 1971, status unk. Send Updates Use APP to upload photo @ (optional) When Now? / / Send