Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-544 Register 144641 used by US Marine Corps USMC. Built 1957. Aircraft history and location Aircraft History 144641 US Marine Corps 1957-05-09Sikorsky HUS-1, cn 58-544, ff:? del USMC as HUS-1, 144641, 09May57 w/o HMRL-162 aboard USS Hornet, CVS-12, 15Nov60. Send Updates Use APP to upload photo @ (optional) When Now? / / Send