Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-876 Register 145763 used by US Marine Corps USMC. Aircraft history and location Aircraft History 145763 US Marine Corps 1962-10Sikorsky HUS-1, cn 58-875, ff:? del USMC as HUS-1, 145762, unk redesig UH-34D, Oct62 wfu & stor MASDC as 3H0214, 08Oct71. Send Updates Use APP to upload photo @ (optional) When Now? / / Send