Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1322 Register 148771 used by US Marine Corps USMC. Aircraft history and location Aircraft History 148771 US Marine Corps 1962-10Sikorsky HUS-1, cn 58-1322, ff:? del USMC as HUS-1, 148771, unk redesig UH-34D, Oct62 w/o Quang Nam, Vietnam, 08May67. Send Updates Use APP to upload photo @ (optional) When Now? / / Send