Helicopter Sikorsky HSS-1 / SH-34G Seabat Serial 58-780 Register 145664 used by US Navy USN. Built 1958. Aircraft history and location Aircraft History 145664 US Navy 1958-03-05 Sikorsky HSS-1N / SH-34J Seabat Sikorsky HSS-1, cn 58-780, ff:? del USN as HSS-1, 145664, 05Mar58 to HSS-1N (ASC 84), unk wfu unk For N??? see also beta 1707 N??? - Sikorsky S-58T conv S-58ET, unk xfer Hawaii Helicopter as N???, unk. Send Updates Use APP to upload photo @ (optional) When Now? / / Send