Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1540 Register 150209 used by US Marine Corps USMC. Aircraft history and location Aircraft History 150209 US Marine Corps 1962-10Sikorsky HUS-1, cn 58-1540, ff:? del USMC as HUS-1, 150209, unk redesig UH-34D, Oct62 soc NARF Pensacola, 01Nov71. Send Updates Use APP to upload photo @ (optional) When Now? / / Send