Helicopter Sikorsky HSS-1 / SH-34G Seabat Serial 58-207 Register 141573 used by US Navy USN. Built 1956. Aircraft history and location Aircraft History 141573 US Navy 1956-02-14Sikorsky HSS-1, cn 58-207, ff:? del USN as HSS-1, 141573, 14Feb56 xfer HS-3, Det 50, aboard USS Antietam (CVS-36), unk w/o 08Nov56. Send Updates Use APP to upload photo @ (optional) When Now? / / Send