Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1705 Register 150574 used by US Marine Corps USMC. Aircraft history and location Aircraft History 150574 US Marine Corps 1967-03-13Sikorsky UH-34D, cn 58-1705, ff:? del USMC as UH-34D, 150574, unk w/o Phu Bai, RVN, 13Mar67 [xfer US ARMY 58-0865 as VH-34A? pres Travis AFB, CA?] Send Updates Use APP to upload photo @ (optional) When Now? / / Send