Helicopter Sikorsky HSS-1 / SH-34G Seabat Serial 58-634 Register 143910 used by US Navy USN. Built 1957. Aircraft history and location Aircraft History 143910 US Navy 1957-07-24 Sikorsky UH-34G Seabat Sikorsky HSS-1, c/n 58-634, ff? del USN as 143910, 24Jul57 to HSS-1N (ASC 84), unk to UH-34J, unk w/o as UH-34G, HT-8, Ellyson Field, FL, 05Aug65. HT-8 Send Updates Use APP to upload photo @ (optional) When Now? / / Send