Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-514 Register 143981 used by US Marine Corps USMC. Built 1957. Aircraft history and location Aircraft History 143981 US Marine Corps 1957-04-10Sikorsky HUS-1 cn 58-514, ff:? del USMC as HUS-1, 143981, 10Apr57 redesig UH-34D, Oct62 w/o coded 7X-981, MCAS Yuma, 27Jun69. Send Updates Use APP to upload photo @ (optional) When Now? / / Send
