Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1688 Register 150559 used by US Marine Corps USMC. Aircraft history and location Aircraft History 150559 US Marine Corps 1968-01-08Sikorsky UH-34D, cn 58-1688, ff:? del USMC as UH-34D, 150559, unk w/o Vietnam, 08Jan68. Send Updates Use APP to upload photo @ (optional) When Now? / / Send
