Helicopter Sikorsky HSS-1 / SH-34G Seabat Serial 58-630 Register 143906 used by US Navy USN. Built 1957. Aircraft history and location Aircraft History 143906 US Navy 1957-09-05 Sikorsky HSS-1N / SH-34J Seabat Sikorsky HSS-1, c/n 58-630, ff? del USN as 143906, 05Sep57 to HSS-1N (ASC 84), unk to UH-34J, unk soc as SH-34J NARF Pensacola, 30Mar72. Send Updates Use APP to upload photo @ (optional) When Now? / / Send