Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1586 Register 150228 used by US Marine Corps USMC. Aircraft history and location Aircraft History 150228 US Marine Corps 1968-11-06Sikorsky UH-34D, cn 58-1586, ff:? del USMC as UH-34D, 150228, unk dam 06Nov68, w/o. Send Updates Use APP to upload photo @ (optional) When Now? / / Send