Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1652 Register 150256 used by US Marine Corps USMC. Aircraft history and location Aircraft History 150256 US Marine Corps 1968-06-05Sikorsky UH-34D, cn 58-1652, ff:? del USMC as UH-34D, 150256, unk dam 05Jun68 & w/o. Send Updates Use APP to upload photo @ (optional) When Now? / / Send