Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1535 Register 150208 used by US Marine Corps USMC. Aircraft history and location Aircraft History 150208 US Marine Corps 1962-10Sikorsky HUS-1, cn 58-1535, ff:? del USMC as HUS-1, 150208, unk redesig UH-34D, Oct62 soc 30Sep72. Send Updates Use APP to upload photo @ (optional) When Now? / / Send