Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-485 Register 143973 used by US Marine Corps USMC. Built 1957. Aircraft history and location Aircraft History 143973 US Marine Corps 1957-05-17Sikorsky HUS-1 cn 58-485, ff:? del USMC as HUS-1, 143973, 17May57 redesig UH-34D, Oct 1962 w/o NSA Saigon sapper attack, 31Jan68. Send Updates Use APP to upload photo @ (optional) When Now? / / Send
