Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-964 Register 145786 used by US Marine Corps USMC. Aircraft history and location Aircraft History 145786 US Marine Corps 1962-10Sikorsky HUS-1, cn 58-964, ff:? del USMC as HUS-1, 145786, unk redesig UH-34D, Oct62 xfer Air America as H-34, unk xfer Royal Lao AF, unk. Send Updates Use APP to upload photo @ (optional) When Now? / / Send